• General Overview
  • Happiness as the Supreme End
    • Central thesis: Happiness is the soul’s activity in accordance with complete excellence over a complete life.
    • Master science: ethics belongs to politics, since law and community are the chief shapers of character.
    • Practical precision: moral knowledge is rough and probabilistic, requiring experience and formed character.
    • Human good: not Plato’s Form, but an end attainable through virtue, effort, and moderate external goods.
    • Final end: happiness alone is chosen for itself and lacks nothing, making all other goods means to it.
  • Moral Virtue and the Mean
    • Two excellences: intellectual virtue comes from teaching; moral virtue comes from habituation.
    • Virtue defined: a settled state of deliberate choice, lying in the relative mean between excess and defect.
    • Mean in action: each virtue finds the due time, object, manner, and amount — learned by doing, not by theory.
    • Survey of virtues: courage, self-mastery, liberality, magnificence, great-mindedness, meekness, truthfulness, and wit.
    • Voluntariness: virtues and vices are in our power, since actions are voluntary and habits self-made.
  • Justice and Responsibility
    • Justice complete: universal justice is lawful and equal; particular justice seeks a fair share of honor and goods.
    • Distributive justice: assigns common goods by geometrical proportion, matching shares to merit.
    • Corrective justice: restores arithmetical equality in transactions, with the judge as a living middle term.
    • Equity: corrects law’s necessary universality, bending like a leaden rule to fit particular cases.
    • Responsibility: compulsion and excusable ignorance make acts involuntary; deliberate choice expresses the whole self.
  • Intellectual Virtue and Practical Wisdom
    • Practical wisdom: true reason apt to do, deliberating well about what is good and bad for human life.
    • Knowledge and art: knowledge demonstrates what cannot be otherwise; art is reasoned making of contingent things.
    • Intuition and science: intuition grasps first principles; science unites intuition with demonstration.
    • Unity of virtue: moral virtue supplies the right end; practical wisdom supplies the right means to it.
    • Akrasia: the incontinent knows the right rule yet acts against it — passion inhibits knowledge without destroying it.
  • Friendship and Self-Love
    • Three friendships: utility, pleasure, and character — only character friendship is lasting and based on mutual goodness.
    • Friendship and justice: they are coextensive and hold communities together; injustice grows worse with closeness.
    • Friend as another self: the good man is at unity with himself, so he can wish and share life with a friend.
    • True self-love: seeks the noble, gratifies the ruling rational principle, and even sacrifices lesser goods for the fine.
  • Pleasure, Contemplation, and the Practical Turn
    • Pleasure: unimpeded activity of a natural state, completing each working without being the final end itself.
    • Contemplation: the highest, most continuous, and most self-sufficient activity — the nearest human likeness to the divine.
    • Happy life: needs moderate external goods and virtuous friends, but character outweighs fortune.
    • Practical aim: since words cannot move the many, ethics completes itself in habituation, law, and statesmanship.
    • Enduring value: the treatise remains a best introduction, raising central problems and inviting independent reflection.
• Deep Dive
  • Introduction
    • Introduction · I
      • Ethics and Politics as One Science
        • Single treatise: Ethics and Politics together form Aristotle’s whole theory of human conduct.
        • Social science: both fall under political science, the “philosophy of human affairs.”
        • Complementary parts: Ethics studies character formation; Politics studies civic organization and law.
        • Preparation and exercise: the distinction is not individual vs. state but two stages of citizenship.
      • Character, Law, and Happiness
        • State as educator: law and civic community are the main instruments for producing good character.
        • Good character’s end: character is the indispensable condition of happiness, the goal of all action.
        • Same good: the good of one and of many differs only in scale, not in kind.
        • Ethics as moral education: central topic is fostering admirable qualities that make a good citizen.
        • Psychology and metaphysics: sketched only as needed to frame the concrete facts of conduct.
      • The Nature of Moral Knowledge
        • Practical knowledge: the enquiry aims at what is best for man and how to realise it.
        • No mathematics of conduct: moral rules are general, probabilistic, and admit exceptions.
        • Experience required: good character is needed to understand and profitably apply moral principles.
        • Balance: avoid false rigour and the claim of no regularity; relative constancy guides life.
        • Statesman’s knowledge: the same practical knowledge governs family, private life, and state.
      • Happiness as the Supreme End
        • Teleological view: human life is intelligible only as directed toward some end or good.
        • Happiness: the end all desire; identified with welfare, not pleasure, honour, or wealth.
        • Human good: conformable to man’s nature, attainable by effort; not Plato’s cosmic ideal.
        • Happiness as activity: energising of developed human powers, not passive possession.
        • Virtues: developed excellences; intellectual and moral, acquired, not natural endowments.
        • External conditions: fortune and resources affect happiness but are secondary to character.
    • Introduction · II
      • The Two Kinds of Excellence
        • Intellectual excellence: developed power of reason itself; acquired by study and instruction.
        • Moral excellence: obedience of instincts and feelings to rules; acquired by discipline; 'reason' in the Ethics means such a rule.
        • Moral virtues: constitute character and are the chief subject of the Ethics, indispensable to happiness.
        • Character formation: habituation by repeated similar acts, guided from without, becomes second nature.
      • The Doctrine of the Mean and the Survey of Virtues
        • Rightness: adaptation to each situation's requirements; do or feel just the required amount.
        • Vice: excess or defect relative to the mean; each virtue lies between two opposite vices.
        • Table of virtues and vices: arrangement is often forced and not very significant.
        • Resulting moral ideal: a code of rules, unrationalized, yet allowing variety and intuition.
        • Books III–V: portrait-gallery of Greek moral types, some timeless, some tied to past Greek life.
      • Responsibility, Justice, and Intellectual Virtue
        • Responsibility: excludes metaphysical issues; coercion and ignorance of circumstances make acts involuntary; passion or ignorance of the rule cannot extenuate.
        • Choice and deliberation: deliberate acts involve thinking out means to ends; they express the whole self.
        • Justice: influential but often misunderstood; the citizen's virtue for judging and administering, with limited distributive and corrective forms.
        • Theoretical wisdom: apprehends eternal laws of the universe; has no direct relation to human conduct.
        • Practical wisdom: master science of human life, supplying right rules; requires formed character, else becomes cleverness.
        • Direct apprehension: of end and circumstances resembles sensation, yet is due to mind or intelligence.
      • Weakness of Will and the Higher Ideal
        • Incontinence: knowing the right rule yet chronically failing to act on it.
        • Socratic paradox: denied the possibility; Aristotle accepts the facts but leaves the problem unsolved.
        • Divided will: the act is the agent's, yet desire overmasters the acknowledged good.
        • Partial insight: passion is involved in knowledge, but Aristotle lapses back into the reason–passion abstraction.
        • Higher ideal: beyond practical happiness, a life participated in by man but not distinctively human.
    • Introduction · III
      • Pleasure and Friendship
        • Bodily desire: not irrational, but has something rational in it, so the will is often misled.
        • Pleasure's status: good conditionally, not inherently bad—good only in certain amounts or conditions.
        • Friendship books: almost an interruption, yet smoother; a necessary complement to Greek morality.
        • Metaphysics of friendship: contains profound reflections on the deeper nature of friendship or love.
      • Pleasure and Perfect Activity
        • Pleasure defined: natural concomitant and index of perfect activity, distinguishable but inseparable from it.
        • Value scales with activity: pleasures rise and fall with the activity they intensify and perfect.
        • Best life: pleasure is necessary but not the whole or principal ingredient; activity determines worth.
        • Maximum activity: full free action brings maximum pleasure as its necessary consequence.
      • The Contemplative Ideal
        • True happiness: found not in practical or moral life, but in the philosopher's contemplative life.
        • Contemplation: intense intellectual activity, not distinctively human, yet man's highest privilege.
        • Supremacy: all other activities have value only insofar as they render this contemplative life possible.
        • Ideal's sources: inherited from Plato's idealism and grounded in personal experience, almost religious fervour.
      • Critique and Enduring Value
        • Ideal's flaws: relation to practice obscure, realization limited to gifted few, content unnecessarily limited.
        • Moral ideal: points beyond itself to an indefinable ideal that invites yet defies formulation.
        • Teleological ethics: eudaimonistic and prudential—conduct is good as means to Happiness, not duty.
        • Means-end error: in morality everything is both means and end, so the distinction cannot stand.
        • Moral thinking: reveals the agent's universal and particular situation, not calculation of means.
        • Enduring worth: still a best introduction, raising central problems and inciting independent reflection.
  • Book I
    • Chapters I–IV
      • Chapter I
        • Teleological structure: every art, science, action, and choice aims at some good; the Chief Good is “that at which all things aim.”
        • Hierarchy of ends: when ends are products beyond actions, products are better by nature; master-arts’ ends outrank subordinate arts’ ends.
        • Final end required: an endless chain of “for the sake of” would make desire empty; one ultimate end is the Chief Good.
        • Politikē as master science: political science is most commanding, determines which sciences and pursuits belong in communities, and aims at the good of man.
        • Moral limits of precision: noble and just matters admit variation; the educated seek exactness only as the subject allows.
        • Fit student: the young or passion-driven cannot profit from moral philosophy; it requires experience and desires formed by reason.
      • Chapter II
        • Happiness by name: both multitude and refined call the highest practical good happiness, “living well” and “doing well.”
        • Disputed nature: common accounts vary—pleasure, wealth, honour—and shift with circumstance: the sick say health, the poor say wealth.
        • Starting from what is known: we must begin from facts known to us, not absolute principles, and reasoning to principles differs from reasoning from principles.
        • Habit as prerequisite: one who studies nobility and justice profitably must be well trained in habits; a clear fact needs no further reason.
        • Hesiod’s verdict: the useless man is one who neither conceives good himself nor adopts another’s good suggestion.
      • Chapter III
        • Three lives: many choose pleasure and sensual enjoyment, refined choose honour in civic life, and a third life is contemplation.
        • Honour too superficial: depends on those who honour, not on oneself; men pursue honour to be assured of virtue, so virtue seems higher.
        • Virtue not final: even the life of virtue fails unless it issues in activity; a sleeping or suffering virtuous man no one calls happy.
        • Wealth ruled out: money-making is constrained, and wealth is for use, hence sought for something further.
        • Critique of the Form of Good: good is predicated in all categories, so it cannot be a single universal idea or object of one science.
        • Two senses of good: some goods are independent, some instrumental; even independent goods differ in their accounts, so no common Idea.
      • Chapter IV
        • End in each art: the Chief Good in medicine is health, in military victory, in house-building a house; it is that for which other things are done.
        • Finality: the final good is chosen always for itself and never for anything further; happiness alone meets this test.
        • Happiness vs other goods: honour, pleasure, intellect, and excellences are chosen both for themselves and for happiness; no one chooses happiness for their sake.
        • Self-sufficiency: happiness taken alone makes life choice-worthy and lacking nothing, extending to parents, children, friends, and fellow citizens.
        • Not reckoned with others: if happiness were counted as one good among many, adding any small good would make it more choice-worthy; so it is not.
        • Conclusion: happiness is the final and self-sufficient end of all things that are and may be done.
    • Chapters V–X
      • Chapter V
        • Human work: not mere life or sensation, but the active life of the rational nature.
        • Chief Good: a working of the soul in accordance with excellence, the best and most complete.
        • Complete life required: one swallow does not make a spring; one day cannot make a man blessed.
        • Method: first sketch the outline, then seek precision suited to the subject; first principles come by induction, perception, or habituation.
      • Chapter VI
        • Happiness in the soul: it consists in active workings of the soul, not in external possessions or mere states.
        • Working beats state: a state may lie idle, but a working necessarily acts, and acts well.
        • Virtue is pleasant: noble acts are naturally pleasant to the lover of virtue; a good man delights in acting justly.
        • External goods needed: friends, wealth, and birth are instruments for noble action; their absence can mar blessedness.
      • Chapter VII
        • How happiness is acquired: by learning and habituation, or as a divine gift — either way it is godlike and widely attainable.
        • Not by chance: nature and art produce the best results; leaving humanity’s greatest good to chance would be discordant.
        • Not for animals or children: happiness requires complete virtue exercised over a complete life; Priam’s fate shows why.
      • Chapter VIII
        • Looking to the end: Solon is right, but the happy man can be called happy while living, not merely after death.
        • Stability: virtuous workings are the most abiding of human results; happiness is not a chameleon dependent on fortune.
        • Misfortunes: small chances do not tip the balance; great ones may bruise blessedness, yet nobility shines through.
        • Never wretched: the truly good man always does what is noblest with what he has, and can regain happiness only over a long, complete period.
      • Chapter IX
        • The dead are touched, though lightly: descendants’ fortunes reach the dead, but only in a small and trivial degree.
        • Proportion matters: neither great goods nor great evils of friends can make the happy unhappy or the unhappy happy.
      • Chapter X
        • Beyond praise: happiness is not praised but called blessed, since praise implies relation to a standard.
        • Final and precious: happiness is the starting-point of all goods; everything else is done for its sake.
    • Chapter XI
      • Why Study Excellence
        • Happiness connection: Happiness is the soul’s working in line with perfect Excellence; studying Excellence clarifies Happiness.
        • Statesman’s task: true statesmanship aims at making citizens good and obedient to the laws.
        • Historical models: Cretan and Lacedaemonian lawgivers exemplify this political care.
        • Natural fit: political science owns this inquiry, so it follows the original design.
      • The Statesman Needs Soul-Knowledge
        • Human excellence: concerns the soul, not the body; Happiness is a working of the soul.
        • Psychological knowledge: the statesman must know the soul, as an oculist knows the body; politics surpasses medicine in dignity.
        • Practical limits: exact speculation beyond what the inquiry requires is too laborious for the statesman.
        • Soul’s two parts: the irrational and the rational; whether actually divided or inseparable is immaterial here.
      • The Irrational Parts
        • Vegetative part: common to all living things, governs nourishment and growth, and is incapable of human excellence.
        • Sleep test: good and bad differ least asleep; sleep is inactivity of soul in its moral character.
        • Appetitive part: a second irrational element that partakes of reason by obeying or fighting it.
        • Inner conflict: self-indulgent impulses oppose reason, like paralysed limbs borne aside when willing the right.
        • Degrees of obedience: self-controlled persons obey reason; perfected self-mastery and bravery agree with it fully.
      • Reason and the Two Excellences
        • Rational twofold: reason supreme in itself, plus appetitive desire listening with filial regard.
        • Intellectual excellences: science, intelligence, practical wisdom.
        • Moral excellences: liberality, perfected self-mastery.
        • Moral language: we call a man meek or self-mastered, not scientific, so moral character differs from intellectual state.
        • Praiseworthy states: excellences are the praiseworthy conditions of both kinds.
  • Book II
    • Chapters I–VI
      • Chapter I
        • Two excellences: intellectual virtue comes from teaching; moral virtue comes from custom, so its name echoes “custom.”
        • Nature plus habit: we get capacity by nature, perfection by custom; no natural thing is changed by habit.
        • Learning by doing: just acts make us just, brave acts make us brave, building makes builders.
        • Habituation shapes states: lawgivers make citizens good by habit; childhood custom makes all the difference.
      • Chapter II
        • Practical aim: this treatise seeks to make us virtuous, not merely to know virtue; otherwise it would be useless.
        • Only outlines: moral action admits no exactness; agents must judge particular cases, as physicians and navigators do.
        • Excess and defect: like health, virtue is spoiled by too much or too little and preserved by the mean.
        • Pleasure and pain: the test of habit is pleasure or pain in acting; virtue is busy with pleasures and pains.
      • Chapter III
        • Objection answered: acting justly does not yet make one just; one must act as the just person acts.
        • Three conditions: virtue requires knowing what one does, deliberate preference for the act’s own sake, and a stable character.
        • Talk is not training: people who philosophize without acting are like patients who listen to doctors but follow no treatment.
      • Chapter IV
        • Three mental kinds: feelings, capacities, and states; virtue must belong to one of these.
        • Not feeling or capacity: feelings involve no moral choice; capacities are natural, so neither earns praise or blame.
        • Virtue is a state: since feelings and capacities are excluded, virtue remains a state — a settled disposition toward feelings.
      • Chapter V
        • Excellence defined: virtue makes a human being good and enables him to perform his proper work well.
        • Relative mean: neither too much nor too little for the individual, not the arithmetical mean of the thing.
        • Feelings have a mean: excess and defect in emotions are wrong; due time, objects, and manner are virtue.
      • Chapter VI
        • Definition: virtue is a state of deliberate choice, in the relative mean, determined by practical wisdom.
        • Essence vs. goodness: by definition virtue is a mean; in relation to the chief good, it is the highest state.
        • No mean in vice: envy, adultery, theft are bad in themselves; there is no excess or defect, only wrong.
    • Chapters VII–IX
      • Chapter VII
        • General statements are vague: apply the mean to particular acts, since actions are in detail.
        • Courage: mean in fears and confidence, between rashness and cowardice.
        • Self-mastery: mean regarding pleasures and pains; its defect is insensibility.
        • Liberality and munificence: means in giving and taking wealth, small and great.
        • Honour and anger: greatness of soul, right ambition, and meekness are the mean states.
        • Social virtues: truthfulness, easy-pleasantry, and friendliness govern words, amusement, and daily life.
        • Feelings as means: shamefacedness and righteous indignation lie between excess and defect, though not virtues.
      • Chapter VIII
        • Extremes oppose mean and each other: each faulty state conflicts with the mean and with its opposite extreme.
        • Extremes are furthest apart: contrariety between extremes exceeds their contrariety to the mean.
        • False resemblance misleads: rashness looks like courage; prodigality looks like liberality.
        • One extreme is more opposed: the less similar and further extreme is treated as the true contrary.
        • Natural bias distorts judgment: we call contrary what we personally incline toward, such as pleasure.
      • Chapter IX
        • Goodness is rare and hard: hitting the mean in action is like finding a circle’s centre.
        • Steer from the worse extreme: when exactness is hard, take the least of the evils.
        • Counteract natural bias: pull toward the opposite side, as when straightening bent timber.
        • Guard against pleasure: we are biased judges, so send pleasure away to err less.
        • Moral sense decides details: blame for anger cannot be fixed in words; particulars rest on perception.
        • Pragmatic deflection: lean sometimes toward excess, sometimes toward defect, to reach the mean.
  • Book III
    • Chapters I–VI
      • Voluntary and Involuntary Action
        • Voluntary: origin of action lies in the agent, who knows the particular circumstances.
        • Involuntary: done under compulsion or through ignorance, and followed by pain and regret.
        • Compulsion: external origin, agent contributing nothing; wind or overpowering force are clear cases.
        • Praise and blame: attach to voluntary actions; allowance and compassion belong to the involuntary.
      • Mixed Actions and Compulsion
        • Mixed actions: done from fear or honor, like jettisoning cargo in a storm; voluntary at the time, involuntary in the abstract.
        • Praise or blame: enduring disgrace for great honor is praiseworthy; doing so for trivial ends is blameworthy.
        • Allowance: given when acts exceed ordinary human endurance or pass the limits of nature.
        • Pleasure test: truly compelled acts are painful; acts from pleasure or honor are not compelled.
      • Ignorance and Action
        • Acting because of ignorance vs. with ignorance: drunkenness and anger cause ignorance, yet their actions are not called involuntary.
        • Moral ignorance: ignorance of one's true interest or of principles is depravity, not involuntariness.
        • Particular ignorance: ignorance of details — who, what, instrument, result — grounds compassion and allowance.
        • Remorse required: ignorance makes an action involuntary only when it is followed by pain and regret.
      • Moral Choice
        • Moral choice: voluntary action that has passed through previous deliberation; “chosen in preference to something else.”
        • Not lust or anger: animals and children share voluntary action, but not choice; self-control and incontinence prove the difference.
        • Not wish: wish aims at ends and can target impossibilities; choice concerns means within our own power.
        • Not opinion: opinion is true or false, choice good or bad; opinion does not by itself constitute character.
      • Deliberation
        • Scope: no deliberation about eternal, necessary, natural, or fortuitous things; only practical matters in our power.
        • Means, not ends: doctors do not deliberate whether to cure, but how; wish fixes the end, deliberation finds the means.
        • Process: analysis traces means back to the first cause, stopping when the origin rests in the agent's own governing principle.
        • No particulars: matters of sense, like whether bread is properly cooked, are not deliberated; otherwise inquiry goes on infinitely.
      • Wish and the Good
        • Object of wish: abstractly and in truth, the real good; for each person, whatever appears good to him.
        • Good man as measure: the virtuous person sees truth in every instance, so real and apparent good coincide for him.
        • Pleasure's deception: the many choose pleasure as good and avoid pain as evil, because pleasure impresses them as good.
    • Chapters VII–XI
      • Chapter VII
        • Voluntary action: since ends are wished and means chosen, virtues and vices are in our power.
        • Praise and blame: lawgivers punish voluntary wrong and honor right action, proving moral responsibility.
        • Self-caused ignorance: ignorance from negligence or drunkenness is blameworthy; penalties double for drunkenness.
        • Character as self-made: habits form from repeated acts; one can become unjust voluntarily, like making oneself ill by intemperance.
        • End impression: even if the end is nature-given, cooperation in action makes vice as voluntary as virtue.
      • Chapter VIII
        • Actions vs habits: actions are voluntary from start to finish; habits only at their origin.
        • Habit formation: small unnoticed accretions, yet voluntary because we choose our circumstances.
      • Chapter IX
        • Courage defined: mean state in fear and boldness, mainly regarding fear of death.
        • Honourable death: proper object is death in war, greatest and most honourable danger.
        • Not all fears: fearing disgrace is right; fear of poverty or disease is not the brave man’s matter.
        • Fearless at sea: even brave landsmen may despair at sea; courage requires chance to act or honourable death.
      • Chapter X
        • Mean in fear: brave man fears and is bold toward right objects, from right motive, in right manner and times.
        • Excesses: rashness exceeds confidence; cowardice exceeds fear and is deficient in confidence.
        • Rash vs brave: rash are eager before danger, fall away in it; brave are quiet before, sharp in action.
        • Suicide not courage: dying to escape pain is softness, not honour.
      • Chapter XI
        • Civic courage: motivated by shame, honour, and law; resembles true courage but includes compulsion.
        • Experience and skill: regular soldiers appear brave through expertise, but flee when danger exceeds their means.
        • Animal spirit: wild beasts and angry men fight from pain and passion, not honour; closest natural temper.
        • Sanguine hope: confidence from past victories collapses when disappointed; not fixed habit.
        • Ignorance: deceived fighters flee once they learn truth, as Argives did against Lacedæmonians.
    • Chapters XII–XIV
      • Chapter XII
        • Courage's object: fear more than confidence; the brave withstand painful things.
        • Painful virtue: courage is praised because enduring pain is harder than abstaining from pleasure.
        • Pleasant end obscured: the brave man's goal is honour, but surrounding pains hide its pleasantness.
        • Brave man's death: the more virtuous he is, the more painfully he loses great goods, yet he endures for honour.
        • Best soldiers: not the truly brave, but those with nothing to lose who barter life for small gain.
      • Chapter XIII
        • Perfected Self-Mastery: the mean concerned with bodily pleasures; next after Courage in the irrational soul.
        • Limits: not mental pleasures, nor sights, sounds, or smells except incidentally; brutish pleasures are its field.
        • Touch over taste: self-indulgent pleasure lies in touch, not flavour discrimination; hence the glutton's long throat.
        • Natural desires: aim at supplying real deficiency; going beyond quantity is the common error of the "belly-mad."
        • Peculiar desires: wrong objects, excess, or wrong manner make the self-indulgent; blameworthy excess is clear.
        • The temperate mean: desires what conduces to health, in moderation, at right times, as right reason dictates.
      • Chapter XIV
        • Voluntariness: self-indulgence is more voluntary than cowardice because pleasure is chosen, pain deranges.
        • Habituation: particular indulgent acts are voluntary; the formed habit is less voluntary, since no one desires the habit.
        • Child analogy: uncontrolled desire resembles a child, needing chastening and obedience to a governor.
        • Desire's growth: if appetite is not subjected to reason, it becomes insatiable and expels reason.
        • Harmony with reason: the self-mastered person's appetite aims at the same mark as reason: right objects, times, and manner.
  • Book IV
    • Chapters I–III
      • Chapter I
        • Liberality: the mean state concerning wealth, chiefly in giving rather than receiving.
        • Right giving: to proper persons, in right proportion, at right times, from a motive of honour, with pleasure.
        • Receiving: only from proper sources, as a necessary means to have something to give.
        • Measure: liberality depends on the giver's state and means, not on the amount given.
        • Liberal character: leaves too little for self, is easily wronged, and values giving over keeping.
      • Chapter II
        • Prodigality: excess in giving and defect in receiving; often slides into base taking once means run short.
        • Prodigal's error: gives to flatterers and pleasure-seekers, not honourably, and lacks self-restraint.
        • Cure: prodigality can be cured by age, want, or habituation, bringing him to the mean.
        • Stinginess: defect in giving and excess in receiving; incurable, more natural to most people than prodigality.
        • Stingy types: close-fisted and skinflint avoid giving; base-gainers take disgracefully from any source.
        • Contrariety: stinginess is the opposite of liberality, since it is worse and commoner than prodigality.
      • Chapter III
        • Magnificence: fitting expenditure on a large scale; a virtue of wealth that goes beyond liberality in greatness.
        • Magnificent man: sees what is fitting, spends largely in good taste, for honour, with pleasure, not anxious about cost.
        • Liberality relation: every magnificent man is liberal, but not every liberal man is magnificent; greatness is distinctive.
        • Proper objects: temple offerings, choruses, triremes, public feasts, marriage, hospitality, gifts, and lasting works.
        • Proportion: expenditure must suit both the work and the doer's rank and means; a poor man cannot be magnificent.
        • Vices: vulgar profusion shows off on wrong objects; meanness spoils great works by trifling economy and lamentation.
    • Chapters IV–VIII
      • Chapter IV
        • Great-mindedness: self-estimation at true high worth, requiring real goodness; extremes are vanity and small-mindedness.
        • Honour as object: greatest external good, prize of virtue; great-minded man bears honour and dishonour justly.
        • Ornament of virtues: perfects all other virtues and cannot exist without them; true greatness needs noble character.
        • External goods: birth, power, and wealth only incline men to greatness; virtue alone justifies high self-estimation.
        • Conduct: does kindnesses, shuns receiving them, overpays debts, speaks openly, and moves slowly.
      • Chapter V
        • Small-mindedness: self-depriving defect; low self-estimate makes men aloof from honourable actions and external goods.
        • Vanity: foolish self-ignorance; attempts honours beyond desert and is detected, dressing to display good fortune.
        • Opposition: small-mindedness is more opposed to great-mindedness than vanity, being commoner and worse.
      • Chapter VI
        • Honour-virtue: a mean in seeking honour, analogous to liberality beside magnificence; handles moderate honours rightly.
        • Ambition and indifference: love of honour is praised as manly or blamed as excessive, according to object and degree.
        • Unnamed mean: the right state has no name; extremes dispute the ground, though excess and defect imply a mean.
        • Term ambiguity: “lover of honour” varies in sense; commendation means above most, blame means beyond what is right.
      • Chapter VII
        • Meekness: mean in anger—angry with the right people, things, manner, time, and duration.
        • Angerlessness defect: not resenting what should be resented looks foolish and slavish, especially for one's friends.
        • Excess types: passionate, choleric, bitter-tempered, and cross-grained differ in quickness, vehemence, and forgiveness.
        • Limits: exact blameworthy degree cannot be fixed in words; particular cases rest with moral sense.
        • Opposition: excess is more opposed to meekness than defect, being commoner and worse to live with.
      • Chapter VIII
        • Social mean: pleasantness in word and act, avoiding pain and giving pleasure, guided by what is noble and expedient.
        • Over-complaisance: agrees to everything solely to please; when aimed at profit it becomes flattery.
        • Contentiousness: opposes everything with no regard for pain; blameable extreme of social interchange.
        • Friendlike mean: resembles friendship but lacks affection; treats intimates and strangers as propriety requires.
    • Chapters IX–XI
      • Chapter IX
        • Truthfulness: mean between boastful exaggeration and self-deprecating reserve; praiseworthy in life and word.
        • Exaggerator: claims false credit; base if lying for its own sake, foolish rather than knavish unless gain motivates.
        • Braggart: lies for honour or gain; gain-seeking pretensions are more unseemly and often hidden qualities like skill.
        • Reserved man: denies or depreciates real qualities; seems refined, as with Socratic irony, but excess becomes affectation.
        • Moral states: virtues as means confirmed by examining each social interchange; extremes blameable, truthfulness leans toward understatement.
      • Chapter X
        • Jocularity: social pastime has a mean; excess is buffoonery, deficiency is clownishness.
        • Tact: mean state of refined jocularity, saying and hearing what befits a gentleman.
        • Buffoon: aims at laughter at any cost, spares no one, vulgar; clownish contributes nothing and resents jesting.
        • Refinement: genteel wit differs from vulgar, as New Comedy's innuendo differs from Old Comedy's obscenity; gentleman is a law to himself.
      • Chapter XI
        • Shame: feeling, not virtue; fear of disgrace, physical, befits youth as check on passion.
        • Good man: never does base acts, so has no occasion for shame; shame belongs to voluntary wrongdoing.
        • Self-control: not properly a virtue but a mixed state; its full treatment is deferred to a later book.
  • Book V
    • Chapters I–VII
      • Justice as a Moral State
        • Justice as a state: a moral condition that makes men capable of doing, and wishing, what is just.
        • Injustice as a state: similarly, a moral condition that makes men do and wish what is unjust.
        • Contraries reveal each other: from a good state or its subject matter we infer the bad state, and vice versa.
        • Ambiguous terms: just and unjust have many senses; fine boundaries make the multiplicity easy to miss.
      • Universal Justice: The Lawful and Equal
        • Just defined: the lawful and the equal; the unjust is the unlawful and the unequal.
        • Law aims at common good: lawful things produce and preserve happiness and its parts for the community.
        • Law covers all virtues: commands brave, self-mastering, and gentle acts; forbids their opposites.
        • Justice is complete virtue: perfect virtue toward another, not a part of virtue but coextensive with it.
        • Best of virtues: “neither Hesper nor the Morning-star so worthy of admiration”; all virtue is in justice.
        • Rule shows a man: those who rule must deal with others, so office exposes social virtue or vice.
      • Particular Injustice Beyond Universal Vice
        • Particular injustice exists: some unjust acts aim at gain, not at cowardice, anger, or intemperance.
        • Gain marks the vice: profit-driven adultery is injustice; lust-driven adultery is lack of self-mastery.
        • Part versus whole: particular injustice is a part of universal injustice; both concern dealings with others.
        • Sphere of goods: particular injustice seeks more than one’s share of honor, wealth, or safety.
      • Distributive Justice
        • Distributive justice: concerned with honors, wealth, and other shared goods in the community.
        • Proportionate equality: shares must match persons; equals get equal shares, unequals unequal.
        • Geometrical proportion: A:B::C:D; distribution joins person and thing so the ratio is preserved.
        • The disputed standard: democrats choose freedom, oligarchs wealth, aristocrats virtue.
        • Mean in the proportionate: justice is the mean; violation yields the greater and the less.
      • Corrective Justice
        • Corrective justice: arises in voluntary transactions (sale, loan, deposit) and involuntary ones (theft, assault).
        • Arithmetical equality: the law treats parties as equals and looks only to the injury done.
        • Judge as middle man: judges personify the just, restoring equality between gain and loss.
        • Loss and gain: having more than one’s own is gain, less is loss; justice is the mean between them.
        • Restoring the equal: from the greater part take the excess over the mean, and add it to the less.
    • Chapters VIII–XI
      • Chapter VIII
        • Simple reciprocation: Pythagoreans equated justice with returning like for like, but it suits neither distributive nor corrective justice.
        • Proportionate reciprocity: bonds exchange; equalization must precede trade, else no community holds together.
        • Demand as measure: common need makes disparate goods commensurable for exchange.
        • Money: conventional representative of demand; measures all things and enables future exchange.
        • Proportional equality: builder/shoemaker or agriculturist/shoemaker exchange only when values are proportionally equalized.
      • Chapter IX
        • Justice as mean: between acting unjustly (having more) and being treated unjustly (having less), aiming at the proportionate equal.
        • Justice vs other virtues: a mean not in passion or action but in producing the mean; injustice occupies both extremes.
        • Just state: aptitude for choosing what is proportionally equal in distribution between self and others.
        • Injustice: excess and defect of good or hurtful, violating proportionality in one's own case or another's.
      • Chapter X
        • Unjust acts vs unjust character: passion-driven acts are unjust but do not make one a thief or adulterer by character.
        • Social justice: arises among free and equal partners in a community aimed at self-sufficiency.
        • Rule of principle: law, not a man, governs because rulers seek their own good; compensation is honor.
        • Household justice: master–father relations resemble but differ from social justice; no injustice toward one's own self.
        • Natural vs conventional justice: natural has same force everywhere; conventional depends on enactment, yet both can change.
      • Chapter XI
        • Justice and voluntariness: just or unjust actions exist only when the universal is embodied in a voluntary act.
        • Voluntary defined: knowledge of person, instrument, and result, with action in one's power and not compelled.
        • Accidental justice: restoring a deposit from fear is just accidentally, not properly a just act.
        • Threefold harms: misadventure from external cause, mistake from non-vicious error, unjust action from knowledge without choice.
        • Deliberate choice: harm from choice makes a confirmed unjust and depraved character; passion does not.
        • Excusable vs inexcusable: errors from ignorance are excusable; acts done in ignorance from unnatural passion are not.
    • Chapters XII–XVII
      • Chapter XII
        • Voluntary injustice: acting unjustly is voluntarily hurting another, knowing whom, wherewith, and how.
        • Being unjustly dealt with: requires hurting against the sufferer’s wish; no one can be unjustly dealt with voluntarily.
        • Self-injury: failures of self-control hurt themselves against their own wish, so not truly voluntary.
        • Giving away property: rests with the giver; being unjustly dealt with requires another agent’s unjust act.
      • Chapter XIII
        • Distributor vs recipient: unjust action originates with the distributor, not the recipient of the larger share.
        • Equitable person: taking less than due is not self-injustice, since honour or the noble is the larger share gained.
        • Ignorant wrongful award: not legally unjust; a knowing unjust decision earns favour or revenge, a larger share.
        • Ambiguity of doing: inanimate objects, hands, or slaves can “do” harm without acting unjustly.
      • Chapter XIV
        • Easy acts, hard dispositions: particular unjust acts are easy, but doing them with the right inward state is neither easy nor wholly up to us.
        • Knowing the just: knowing what laws say is not wisdom; just action requires doing and distributing in a certain manner.
        • Physician analogy: knowing honey, wine, or the knife is easy; knowing how, to whom, and when to administer is medicine.
        • Justice among men: only beings capable of excess and defect in abstract goods fall under justice; not gods or incurably wicked.
      • Chapter XV
        • Equity as justice: the equitable is just, and better than one form of justice, not a different kind.
        • Law’s universality: every law is universal; exceptions arise from the nature of action, not the lawgiver’s fault.
        • Correction of law: equity corrects law where it is defective by universality, as the lawgiver would if present.
        • Lesbian rule: the rule for the undefined must be undefined, shifting like lead to fit each stone.
        • Equitable man: tends to choose equity and waive strict legal claims, not press the letter on the worse side.
      • Chapter XVI
        • Suicide: self-killing from rage is unjust toward the community, punished by infamy, not toward oneself.
        • Plurality requirement: justice and injustice always imply a plurality of persons; no one can take from and add to the same person.
        • Unjust act conditions: must be voluntary, deliberate, and aggressive; requital after suffering is not thought unjust.
        • No self-crimes: a man cannot seduce his own wife, burgle his own premises, or steal his own property.
        • General answer: no one can deal unjustly by himself, because no one can be unjustly dealt with voluntarily.
      • Chapter XVII
        • Two wrongs: being unjustly dealt with is having less than the mean; dealing unjustly is having more; both are wrong.
        • Worse evil: dealing unjustly is worse, involving wickedness and blame; being unjustly dealt with does not.
        • Accidental harm: being unjustly dealt with can accidentally be the greater evil, as a bruise may cause capture and death.
        • Metaphorical self-justice: justice between parts of the soul, as ruler and ruled, allows a limited injustice toward oneself.
  • Book VI
    • Chapters I–VII
      • Right Reason and the Soul
        • Right Reason: the mean must be defined, not left as an empty appeal.
        • Two rational parts: the scientific knows what cannot be otherwise; the calculative deliberates about the contingent.
        • Three functions: sense, intellect, and appetition; sense alone originates no action.
        • Moral choice: true reason and right desire must combine; intellect affirms what will pursues.
        • No choice of the past: deliberation concerns only the future; the done cannot be undone.
      • Knowledge
        • Knowledge defined: a demonstrative state about what is necessary, eternal, and teachable.
        • Teaching routes: syllogism reasons from universals; induction supplies first principles.
        • Known principles: premises must be better known than the conclusion, or knowledge is merely accidental.
      • Art
        • Art defined: a state of mind conjoined with true reason, apt to make.
        • Contingent making: art deals with what can be or not be, where origin lies in the maker.
        • Distinct from doing: making and doing differ; art is not practical wisdom.
        • Art and fortune: Agathon says fortune loves art and is loved by it.
      • Practical Wisdom
        • Practical wisdom defined: true reason apt to do, deliberating about what is good and bad for man.
        • Not knowledge or art: its matter is contingent and its end is well-doing itself.
        • Pericles: the practically wise see what is good for themselves and humanity.
        • Corruption risk: pleasure and pain can destroy the principle that guides moral action.
        • Not an art: no degrees of excellence; deliberate error is worse in practical wisdom.
      • Science and Intuition
        • Intuition: grasps first principles; cannot be knowledge, art, or practical wisdom.
        • Science: the union of intuition and knowledge, concerned with the most precious objects.
        • Not practical wisdom: practical wisdom varies with relative good; science is of what is always.
        • Thinkers: Anaxagoras and Thales are scientific but not practically wise; their knowledge is lofty but useless for human living.
    • Chapters VIII–XII
      • Chapter VIII
        • Practical wisdom: concerns human matters and objects of deliberation, aimed at a good end from moral action.
        • General and particular: needs both; if only one, knowledge of details outweighs principles.
        • Politics and wisdom: same state, different viewpoint; legislation supreme, executive action subordinate.
        • Individual good: not secured apart from family or community; self-focused wisdom is a common but partial notion.
        • Experience over youth: young can learn mathematics, not practical wisdom, which requires time and acquaintance with particulars.
        • Ultimate particulars: practical wisdom apprehends the final fact by sense/intuition, not by scientific knowledge.
      • Chapter IX
        • Good counsel: rightness of deliberation, not knowledge, opinion, or happy conjecture.
        • Aiming at good: deliberating rightly can still attain evil; good counsel must hit what is good.
        • Right means: good counsel requires attaining the right end through proper means, not false reasoning.
        • Right time: expedient end pursued rightly and at the right time; hence tied to practical wisdom.
      • Chapter X
        • Judiciousness: not knowledge or a specific science; judges what is doubtful and deliberable.
        • Same sphere as practical wisdom: judiciousness decides well on another’s suggestions; practical wisdom commands action.
        • Gnome: right judgment of the equitable man; makes allowance and correct equitable decisions.
      • Chapter XI
        • One family: gnome, judiciousness, practical wisdom, intuition all bear on particular details.
        • Two intuitions: intuition grasps first necessary terms and the contingent minor premiss of action.
        • Natural gifts: these faculties are thought inborn and age-developed; no one is scientific by nature.
        • Experience speaks: heed undemonstrable sayings of the skilled, old, and practically wise as if proven.
      • Chapter XII
        • Intrinsic worth: practical wisdom and science are excellences of soul, choice-worthy even if they produced nothing.
        • Production: science makes happiness as healthiness makes health, not as medicine makes health.
        • Right aim and means: moral virtue supplies right end; practical wisdom supplies right means to it.
        • Cleverness: practical wisdom needs it but adds true moral vision of the end; vice corrupts vision.
        • Natural and matured virtue: natural dispositions become full virtue only with practical wisdom’s intellectual element.
        • Virtue inseparable: no good without practical wisdom, nor practical wisdom without moral goodness; Socrates partly right.
    • Appendix
      • Knowledge rests on prior knowledge
        • Learning: all teaching and intellectual learning proceeds from what is already known.
        • Demonstration: syllogism and induction both teach through previously known material.
        • Rhetoric: persuasion mirrors logic—examples are induction, enthymemes are syllogism.
      • What knowing is
        • Knowledge proper: knowing the cause by reason of which a thing is, and that it cannot be otherwise.
        • Demonstration: a syllogism apt to produce knowledge; without it, no strict knowing.
        • Infallibility: one who truly knows must be simply and absolutely infallible.
      • Premises of demonstration
        • True: impossible to know what is not.
        • First/indemonstrable: if demonstrable, they would need demonstration to be known.
        • Causes and prior: we know when acquainted with the cause; causes are known beforehand.
        • Better known: principles are more knowable than the conclusion, as the cause of loving is more lovable.
      • Two senses of priority
        • Relative to us: what is nearer to sensation—particulars.
        • By nature: what is more universal—furthest from sensation.
        • Opposition: what is prior and better known by nature is not what is prior and better known to us.
      • Syllogistic principles
        • Thesis: an indemonstrable proposition not needed for learning something else.
        • Axiom: an indemonstrable principle necessary for learning something else.
        • Firm belief: principles must be believed more firmly than the conclusion, and nothing more firmly than their contradictories.
  • Book VII
    • Chapters I–IV
      • Chapter I
        • Three bad states: vice, imperfect self-control, and brutishness; their contraries are virtue, self-control, and superhuman virtue.
        • Brutishness: rare, found among barbarians or caused by disease/maiming; opposed by godlike virtue.
        • Method: state the phenomena, raise and solve difficulties, then leave the most approved opinions standing.
        • Common opinions: self-control abides by resolution and is praiseworthy; imperfect self-control departs from it and is blameworthy.
        • Passion vs reason: the incontinent acts on passion knowing it wrong; the self-controlled refuses wrong lusts by reason.
        • Qualified cases: incontinence is sometimes qualified by anger, honour, or gain, not simply.
      • Chapter II
        • Socratic puzzle: Socrates denied the state — no one acts against what is best except through ignorance; plain facts disagree.
        • Knowledge vs opinion: if a weak opinion is overcome, yielding is excusable; blameworthy vice implies stronger conviction, not mere opinion.
        • Practical wisdom excluded: the practically wise are apt to act, not merely know; wisdom plus incontinence is absurd.
        • Self-control vs perfected mastery: self-control presupposes strong or bad appetites; perfected self-mastery does not, so they are distinct.
        • Paradox cases: abiding by false opinion can be bad; departing from persuasion can be good; folly plus incontinence may hit good.
        • Cure: the convinced pleasure-seeker is curable by contrary conviction; the incontinent has conviction yet acts against it.
      • Chapter III
        • Knowledge in two senses: knowing may mean possessing knowledge or actively using it; acting wrongly while not using it is no anomaly.
        • Particular vs universal premises: action involves both; incontinence occurs when the particular, sense-based premiss is not grasped or activated.
        • Passion like sleep or drunkenness: reciting moral maxims proves nothing; passion inhibits active knowledge, not possession.
        • Practical syllogism: from universal “all sweet is pleasant” and particular “this is sweet,” desire moves the organs unless hindered.
        • What is dragged about: desire opposes right reason; opinion is opposed only accidentally.
        • Brutes excluded: they lack universal concepts, so they cannot be incontinent.
      • Chapter IV
        • Two classes of pleasures: necessary bodily pleasures and non-necessary goods such as victory, honour, and wealth that admit excess.
        • Qualified incontinence: excess over honour, gain, or anger is called incontinence only by resemblance, not blamed as vice.
        • Unqualified incontinence: pursuing bodily excess and avoiding pain against choice and conviction earns the simple title.
        • Proof via “softness”: softness applies to bodily pleasures, not to honour, wealth, or anger.
        • Same object-matter, different relation: the uncontrolled, lost-all-control, self-controlled, and perfected all deal with bodily pleasures; two act on choice, two against it.
        • Excess in noble goods: honour, children, or parents can be pursued to excess; Niobe and Satyrus show excess, not depravity.
    • Chapters V–IX
      • Chapter V
        • Brutishness: unnatural cravings from disease, madness, or custom—foreign to vice.
        • Natural pleasures: some are naturally pleasant; others arise from maiming, custom, or depraved taste.
        • Brutish examples: cannibalism and raw flesh show brutishness; hair-plucking and coal-eating show morbid states.
        • Metaphorical control: mastering brutish desires is self-control only in resemblance, not properly.
        • Not vice: brutish inclinations are foreign to vice, just as brutishness is beyond the human mean.
      • Chapter VI
        • Shared object-matter: self-control and akrasia concern bodily lusts and pleasures, as do temperance and intemperance.
        • Anger mishears reason: anger listens but mishears, like hasty servants; lust rushes past reason entirely.
        • Disgrace comparison: lust-driven akrasia is more disgraceful because more unjust, insidious, and pleasure-seeking.
        • Naturalness excuses anger: anger and irritability are more natural than excessive lusts, so more pardonable.
        • Brutishness lacks origin: brutish states are more fearful than vice because the principle of intellect is absent, not corrupted.
      • Chapter VII
        • Touch and taste: self-control and its failure concern bodily pleasures and pains of touch and taste.
        • Intemperance incurable: choosing excessive pleasures for their own sake precludes remorse, so cannot be cured.
        • Endurance vs self-control: endurance resists pain; self-control conquers pleasure; conquering is better than not conquered.
        • Excusable yielding: yielding to violent temptation after resistance is pardonable; yielding to common temptations is blameworthy.
        • Two forms of akrasia: precipitancy acts before deliberation; weakness fails to abide by formed resolutions.
        • Akrasia curable: unlike vice, akrasia brings remorse and is like an acute, not chronic, disorder.
      • Chapter VIII
        • Per se rightness: self-control abides by true conclusions per se; any conclusion only incidentally.
        • Positive men: hard to persuade resemble self-control but cling to opinion from pleasure in victory.
        • Noble pleasure: Neoptolemus broke a promise for truthfulness, so not akrasia—only base pleasure degrades.
        • Not every pleasure-seeker is intemperate: action from noble pleasure does not make one akratic or base.
      • Chapter IX
        • Mean character: self-control stands between taking too much and too little pleasure in bodily enjoyments.
        • Desire difference: the self-controlled has bad desires but resists; the self-mastered feels no pleasure contrary to reason.
        • No practical wisdom: akrasia cannot coexist with practical wisdom, but cleverness can.
        • Voluntary, half-bad: akratic acts voluntarily yet has good choice, so is not unjust or fully vicious.
        • Cure and habit: strong-passion and habitual akrasia are easier to cure than broken resolutions and nature.
    • APPENDIX. Book VII. Chapters 12 to 15. (Bekker.)
      • Why the Social Scientist Must Study Pleasure
        • Master-End: fixing the guiding end belongs to the social-science philosopher, so pleasure and pain fall in his province.
        • Moral relevance: virtue and vice are both concerned with pains and pleasures.
        • Happiness implies pleasure: most say happiness must include pleasure—hence makarios is rooted in chairein, rejoicing.
      • The Three Current Opinions
        • Pleasure wholly not good: alleged as a process toward completion, avoided by self-mastery, an impediment to thought, artless, and pursued by children and brutes.
        • Some pleasures good, most bad: some pleasant things are base, reproachful, or hurtful, producing disease.
        • Pleasure not the Chief Good: because it is a process of creating an end, not the end itself.
      • Pleasure Is Unimpeded Active Working
        • Correct definition: pleasure is not a sensible process of production but unimpeded active working of a natural state.
        • Relative goodness: so-called bad pleasures may be bad absolutely yet choice-worthy relatively; apparent pleasures that imply pain are cures, not pleasures proper.
        • Painless pleasures: contemplative intellect pleases with no prior deficiency; filling a state and having it filled yield different pleasures.
        • End and process: not all pleasures are processes; some are active workings and ends, arising from using our powers.
      • Replies to the Standard Objections
        • Hurtful pleasures: pleasant things may harm health, but that makes them bad incidentally, not bad simply.
        • No art of pleasure: no active working is an art's product, only the faculty; yet cookery and perfumery are arts of pleasure.
        • Self-mastery and wisdom: they avoid bodily and excessive pleasures, not pleasure as such; the self-mastered man has pleasures peculiarly his own.
        • Pain proves pleasure good: pain is an evil to be avoided; the contrary of evil is good, so pleasure is good—Speusippus' relativity dodge fails.
      • Pleasure, Happiness, and the Chief Good
        • Chief Good possible: unimpeded active working of any state is choice-worthy, so some pleasure may be the Chief Good though most pleasures are low.
        • Happiness needs externals: no impeded working is perfect; the happy man needs bodily goods, external goods, and fortune.
        • Fortune not happiness: excess fortune hinders; it is good only insofar as it contributes to happiness.
        • Universal pursuit: all animals pursue pleasure—evidence it is in a sense the Chief Good; all really seek one thing through an instinct above themselves.
        • If pleasure were not good: the happy life would not need it, and pain would be neither good nor evil—absurd.
      • Why Bodily Pleasures Seem Supreme
        • Pain expelled: excess pain makes men seek violent remedies, so bodily pleasures appear most choice-worthy.
        • Deemed not-good: some are actings of low nature; others are cures of deficiency, and having health originally is better than acquiring it.
        • Violent pleasures: those who relish nothing else create thirsts, since the neutral state is distasteful and toil is inseparable from life.
        • Melancholic temperaments: constantly worried bodies need remedial processes, producing chronic violent desire and loss of self-mastery.
        • Simple nature: what is naturally pleasant admits no excess; our complex, corruptible nature craves change, but the Divinity's pleasure is one and simple.
  • Book VIII
    • Chapters I–VII
      • Chapter I
        • Necessity: no one would choose life without friends, even with all other goods.
        • Uses: friendship guards the young from error, aids the old in weakness, and enables noble deeds.
        • Natural and social bond: friendship is innate and binds communities; legislators value it even above justice.
        • Honour: friendship is praised, and some equate “good man” with “friend.”
      • Chapter II
        • Disputed source: some say friendship is likeness; others say contrariety; physical speculations are set aside.
        • Core questions: can bad men be friends, and is friendship one species or several?
        • Degrees: differences in degree do not prove a single species of friendship.
      • Chapter III
        • Objects: friendship targets the good, the pleasant, or the useful.
        • Apparent good: each friend loves what seems good to himself; the real good also appears so.
        • Inanimate excluded: fondness for wine or objects is not friendship, because no requital or good-will exists.
        • Mutual knowledge: true friends wish each other good, from these motives, and know the feeling is reciprocated.
      • Chapter IV
        • Utility type: based on advantage, it dissolves when profit ceases and suits the old and profit-seekers.
        • Pleasure type: driven by present pleasure, it shifts quickly and characterizes the young and lovers.
        • Result-based: such friends love the other not as he is, but as useful or pleasant.
        • Instability: these friendships end when motives or circumstances change.
      • Chapter V
        • Perfect friendship: between good men, who wish each other’s good for the friend’s own sake; it is lasting.
        • Rarity and proof: it is rare, requiring time, intimacy, and mutual testing before trust.
        • Imperfect copies: pleasure and utility friendships resemble perfect friendship when mutual benefits or joys are equal.
        • Trust: only the good are secure against calumny and suspicion.
      • Chapter VI
        • State vs. act: friendship is a state, not just activity; distance blocks acting on it, long absence destroys it.
        • Companionship: friends live together; the needy seek aid, the happy seek shared life.
        • Pleasure: no one endures the painful or unpleasurable; old and morose seldom sustain friendship.
      • Chapter VII
        • Self-good: in loving a friend, the good man loves his own good; equality is friendship’s tie.
        • Limits: perfect friendship cannot be many; it is like love, needing excess, intimacy, and rare goodness.
        • Secondary kinds: pleasure friendship most resembles perfect friendship; utility friendship suits shopkeepers.
        • Power and happiness: the happy need pleasant friends; rulers keep useful and pleasant people separate.
        • Rare union: the good unite pleasantness and usefulness, but such characters are uncommon.
    • Chapters VIII–XII
      • Chapter VIII
        • Equality in friendship: earlier friendships exist among equals; unequal ones need proportionate return.
        • Proportionate affection: the superior should be loved more than he loves, restoring equality by degree.
        • Extreme distance dissolves friendship: gods, kings, or the vastly excellent cannot remain friends with inferiors.
        • Loving surpasses being loved: mothers loving absent children show friendship is active goodwill, not requital.
        • Stability comes from goodness: good people are constant and prevent wrong; pleasure/profit bonds fade quickly.
        • Wish only achievable goods: a friend should remain human; wishing him godhood would lose the friend.
      • Chapter IX
        • Friendship and justice are coextensive: every communion has both, and friendship rests on communion.
        • Goods of friends are common: brothers and comrades share all; others share less as friendships differ.
        • Injustice worsens with closeness: robbing a companion or striking a father is worse than against a stranger.
        • All communities serve the political community: crews, armies, tribes pursue particular advantages; the state aims at lifelong benefit.
        • Sacrifices and festivals: old gatherings were first-fruits after harvest, joining honour to gods with leisure and pleasure.
      • Chapter X
        • Three good constitutions: kingship, aristocracy, timocracy; their deflections are despotism, oligarchy, democracy.
        • Ranking: monarchy best, timocracy worst; democracy least vicious because it changes least.
        • Corruption from rulers’ fault: oligarchs misallocate goods and offices, making wealth their idol; bad kings become despots.
        • Household models: father/son kingship, husband/wife aristocracy, brothers timocracy, headless family democracy.
        • Persian paternal despotism is mistaken: different relationships require different rules, not one master-rule.
      • Chapter XI
        • Each constitution has a matching friendship: king benefits subjects as a shepherd; paternal friendship exceeds it through being and nurture.
        • Proportional justice: between superior and inferior, justice and friendship follow proportion, not sameness.
        • Husband-wife and fraternal friendships: marriage mirrors aristocracy; brothers and companions mirror timocracy.
        • Despotism has little friendship: no common ground between ruler and ruled, as between artisan and tool.
        • Slave qua man: no friendship to a slave as slave, but some justice and friendship as a man.
        • Democracy has most friendship: equal citizens share much in common.
      • Chapter XII
        • Kinship rooted in parenthood: parents love children as part of themselves; children love parents as their source.
        • Parental love is earlier and stronger: parents know offspring from birth; mothers especially; children reciprocate only with developed reason.
        • Brothers are like companions: same blood, upbringing, and age create closeness and tested trust.
        • Filial and religious friendship: toward the good and superior for greatest benefits—being, nourishment, education.
        • Husband and wife: natural lifelong partnership with divided works; combines profit, pleasure, virtue; children are a bond.
        • Justice differs by relationship: friend to friend is not the same as to stranger, companion, or fellow-traveller.
    • Chapters XIII–XIV
      • Chapter XIII
        • Proportional friendship: equals share alike; unequal friends must scale affection to superiority, or blame follows.
        • Virtue and pleasure friendships rarely quarrel: both pursue the same end—good or mutual delight—so no one feels cheated.
        • Utility friendship breeds fault-finding: each party demands more advantage; benefactors never satisfy escalating requirements.
        • Legal utility friendship: specified exchange on agreed terms; obligation is clear, and delay is the friendly element.
        • Moral utility friendship: gift-like with no set terms, yet the giver expects an equivalent or more; this mismatch causes complaints.
        • Standard of requital: in utility friendships, measure repayment by the receiver’s benefit; in virtue friendships, by the doer’s intention.
      • Chapter XIV
        • Unequal friendship collapses under rivalry: each party claims the greater share—the superior by merit, the needy by need.
        • Different goods, not the same more: the superior deserves honor; the needy deserves profit; both claims are just.
        • Political parallel: communities award honor to benefactors and money to those who need gifts; proportion keeps union alive.
        • Repay according to ability: friendship demands what is possible, not strict equivalence, as with gods and parents.
        • Son cannot disown father, father can son: the son remains a permanent debtor to his father’s original benefits.
        • Nature tempers severance: fathers rarely disown even a depraved son, while a depraved son avoids helping his father.
  • Book IX
    • Chapters I–V
      • Chapter I
        • Proportionate requital: dissimilar friendships are held together by proportional exchange, with money as society’s common measure.
        • Pleasure vs. utility: love-friendships break when one side seeks pleasure and the other utility; character-friendship is permanent.
        • Setting the rate: when return is owed, the receiver should set its value, as in Protagoras’ practice and trust-based dealings.
        • Priceless goods: teaching and disinterested kindness admit no money measure; one returns what one can, as to gods or parents.
      • Chapter II
        • Competing claims: father, friend, benefactor, and good man make different demands; no single person unites all claims.
        • Debt before gift: requiting benefits generally outranks unsolicited kindness, but special cases may reverse the order.
        • Honour each relation: parents deserve support and gods-like honour, but in fitting kind; elders receive respect, companions frankness.
        • Discriminate by closeness: assignments to kin, tribe, and city vary with nearness, goodness, and intimacy; do what is practicable.
      • Chapter III
        • Grounds for ending: utility or pleasure friendships may be dissolved when the useful or pleasant qualities disappear.
        • Deception is worse: pretending character-friendship for advantage merits blame more than uttering counterfeit coin.
        • Scoundrel friends: no obligation to love the incurably bad; if reform is possible, help repair character before severing.
        • Unequal growth: when one friend greatly improves, intimacy cannot continue, yet past friendship still deserves some allowance.
      • Chapter IV
        • Friend as another self: friendship’s marks mirror the good man’s relation to himself — wishing good, sharing life, sympathizing.
        • Self-unity: the good man is at one with himself, desires the same goods, and acts for his intellectual principle, his true self.
        • Self-enjoyment: he lives with himself gladly, delighting in memories and hopes, and is not given to repentance.
        • Wicked self-alienation: the depraved are at variance with themselves, flee solitude, and are torn by remorse.
        • Virtue restores friendship: fleeing wickedness lets one become friends with oneself and so capable of friendship with another.
      • Chapter V
        • Kindly feeling vs. friendship: good will can exist toward strangers without their knowledge; friendship cannot.
        • Sudden and shallow: kindliness arises suddenly, lacking affection’s intensity, yearning, and need for intimacy.
        • Dormant friendship: kindliness is friendship’s starting point, like visual pleasure before love; time and intimacy ripen it.
        • Rooted in goodness: kindliness springs from perceived goodness or bravery, not from hope of advantage.
    • Chapters VI–X
      • Chapter VI
        • Unity of sentiment: friendly agreement about common action, not mere shared opinion.
        • Communities have it when all agree on expediency and carry out what common consultation decides.
        • Good men are steady in wishing justice and expediency, so unity belongs to them.
        • Bad men seek unfair advantage, shirk common service, quarrel, and lose the common good.
      • Chapter VII
        • Benefactors love recipients more than recipients love them, contrary to expectation.
        • The recipient is the benefactor’s own work, and we love what we produce as artists love poems.
        • Existence is choice-worthy; working and producing actualize it, so the benefactor loves the work as existence.
        • Honourable action endures and is pleasant to recall; advantage fades, and labour intensifies affection.
      • Chapter VIII
        • Vulgar self-love grabs more wealth, honours, and bodily pleasures; it is rightly blamed.
        • True self-love aims at the noble and gratifies the ruling rational principle.
        • The good man sacrifices money, honours, and even life to secure the fine for himself.
        • Good men should love themselves in this noble sense; bad men should not.
      • Chapter IX
        • The happy man needs friends: happiness is activity, not a possession, and friends are the greatest external good.
        • Useful and pleasant friends are not needed by the self-sufficient, but virtuous friends are.
        • He needs friends to benefit, to live with, and to contemplate good actions—his friend is a second self.
        • Perceiving a friend’s existence is pleasant and choice-worthy because life and goodness are naturally good.
      • Chapter X
        • Friends should not be countless: useful friends are limited by one’s power to requite services.
        • Pleasant friends suffice in few, like seasoning in food.
        • Virtuous friends are limited by intimacy: one cannot be intimate or share life with many.
        • Famous friendships of companionship are between two; those intimate with everyone are friends to no one really.
    • Chapters XI–XII
      • Chapter XI
        • Friends in both fortunes: the unfortunate need help, the prosperous want companions and recipients for kindness.
        • Adversity vs. prosperity: useful friends are necessary in adversity; good friends are honourable in prosperity.
        • Presence comforts: friends' sympathy lessens grief; whether by sharing weight or pleasure, the relief is plain fact.
        • Mixed effect: a tactful friend comforts by knowing the sufferer; but seeing a friend grieve makes the sufferer hold back.
        • Manly vs. womanly grief: high characters avoid wailing and spare friends their pain; womanlike people crave sympathisers.
        • Calling friends: summon readily in prosperity, reluctantly in adversity; go unasked to the needy, share joy without eagerness or sullenness.
      • Chapter XII
        • Friendship as communion: friends desire intimacy as lovers desire sight of the beloved.
        • Shared existence: perception of one's own existence is choice-worthy, so is perception of a friend's.
        • Living together: friends spend their days in whatever they like best—drinking, gambling, hunting, or studying philosophy.
        • Wicked friendship: unstable people share bad pursuits and grow depraved by becoming like each other.
        • Good friendship: grows through intercourse; repeated acts and mutual correction make friends improve.
        • Poetic seal: “Thou from the good, good things shalt surely learn”; then the discourse turns to pleasure.
  • Book X
    • Chapters I–III
      • Chapter I
        • Pleasure’s role: pleasure and pain steer human life, so training the young means teaching right likes and dislikes.
        • Live controversy: some call pleasure the chief good; others call it wholly bad, sometimes for effect.
        • False denunciation: attacking pleasure to counter excess backfires when facts refute the theory.
        • Truth’s practical value: accurate accounts of pleasure serve conduct, not just knowledge; they harmonize with experience.
      • Chapter II
        • Eudoxus’s proof: universal pursuit shows pleasure is the chief good, since each thing aims at its own good.
        • Choice-worthy in itself: pleasure is chosen for itself and augments other goods; Eudoxus offered this as further proof.
        • Plato’s objection: pleasure plus practical wisdom is more choice-worthy than pleasure alone, so pleasure cannot be the chief good.
        • Rebuttals to critics: universal desire stands, especially rational desire; pain’s being evil makes pleasure good, not a mere opposite.
        • Quality and limit objections fail: pleasure’s non-quality and degrees do not exclude it from goodness; virtues also vary.
        • Conclusion: pleasure is not the chief good; some pleasures are choice-worthy, others not, and kinds differ by source.
      • Chapter III
        • Complete at every moment: pleasure, like sight, lacks nothing that later time could add; it is whole.
        • Not a movement: movements take time and aim at ends; pleasure is complete at any instant, so cannot be movement.
        • Parts vs wholes: movements are divisible into incomplete, specifically different parts; pleasure has no such parts.
        • Not a generation: generation arises from lack and is completed over time; pleasure can occur without prior lack, as in mathematics or smell.
        • Class of wholes: pleasure belongs to things whole and complete, like sight, a point, or a monad.
    • Chapters IV–V
      • Chapter IV
        • Pleasure perfects working: supervenes like bloom on the prime, completing but not constituting the act.
        • Best faculty, best object: the most perfect working is most pleasant; pleasure attends every perceiving and thinking activity.
        • Life, working, pleasure: since life is activity and every activity is perfected by pleasure, all men aim at pleasure.
        • Proper pleasure is kind-specific: it aids its own working; the flute-lover’s pleasure destroys conversation instead.
        • Pleasures differ as workings differ: sight, hearing, intellect each have distinct pleasures; each animal has its own.
        • Good man is the measure: real pleasures are those he enjoys; corrupted tastes mistake what is merely pleasant to them.
      • Chapter V
        • Happiness is activity: not a state, else a lifelong sleeper or one in calamities could be called happy.
        • Self-sufficient end: chosen for its own sake, lacking nothing, not sought with a view to anything further.
        • Not amusement: absurd to toil and endure all one’s life merely for amusement.
        • Amusement is rest: taken for the sake of later working, so it cannot be the final end.
        • Earnest virtuous working: workings of the better part are better and more capable of happiness than ludic pastimes.
        • Happiness not for slaves: bodily pleasures any can share, but happiness lies in workings according to excellence.
    • Chapters VI–VII
      • Chapter VI
        • Perfect happiness: the working of the intellect, the highest principle, in accordance with its own excellence.
        • Superiority: contemplation is the highest working, most continuous, and most pleasant in purity and permanence.
        • Self-sufficiency: the contemplative can speculate alone; practical virtues need other people and circumstances.
        • Chosen for its own sake: contemplation aims at no end beyond itself; moral and political actions seek further results.
        • Rest: practical, military, and political workings exclude rest; contemplation alone is restful and unwearied.
        • Divine life: living by intellect lifts us above composite human nature; we should make ourselves like immortals.
        • Second happiness: moral excellence belongs to man's composite nature, bound up with passions and practical wisdom.
        • Gods' happiness: moral actions seem trivial for gods; their blessed working is contemplation, which humans share by likeness.
        • Coextension: happiness is proportionate to contemplation; animals, sharing none, have no happiness.
      • Chapter VII
        • External goods: the contemplative needs health, nourishment, and tendance, but not many or great goods.
        • Moderate means: noble action is possible without ruling land and sea; private persons can act justly and even better.
        • Solon's witness: the happy are moderately supplied, achieve noble deeds, and live with perfect self-mastery.
        • Anaxagoras: the happy man need not be rich or powerful; the many judge only outward circumstances.
        • Test of truth: moral accounts must harmonize with facts and actual life, not stand as mere theories.
        • Dearest to the gods: the contemplative, honouring intellect, is most loved by the gods and therefore most happy.
    • Chapter VIII
      • Practice, Not Speculation
        • Moral action: the end is practice, not mere speculation or knowledge.
        • Words’ limits: discourse can guide the generous young but cannot transform the passion-driven multitude.
        • Mass motive: fear and punishment, not shame or nobility, govern those who live by passion.
        • Nature, custom, teaching: nature is not ours to control; custom and teaching require a prepared disposition.
      • Habituation and Law
        • Early habituation: right upbringing under laws makes virtue’s honour and disgrace felt from youth.
        • Lifelong regulation: laws should order food, living, and practice beyond youth because the many yield to compulsion.
        • Lawgiver’s tools: honour for the well-trained, chastisement for the disobedient, expulsion for the incurable.
        • Law’s power: unlike paternal rule, law compels through practical wisdom and is not hated.
      • Public and Private Training
        • Public neglect: most states leave upbringing unregulated; only Lacedaemon made it a constitutional concern.
        • Self-legislation: when public care fails, each person should legislate for children and friends.
        • Private advantage: individual training, like medicine or boxing, better meets each person’s particular need.
        • General knowledge: genuine art needs universal rules, not merely experience with single cases.
      • Learning Statesmanship
        • Statesmanship source: legislation belongs to political science; statesmen, not sophists, are its true teachers.
        • Practice matters: political skill requires practice; atmosphere alone never made statesmen.
        • Sophist failure: they neither practise politics nor train their own sons or friends in it.
        • Law collection: selecting best laws demands skill; the unlearned can only judge results, not means.
      • Inquiry into Polity
        • Unfinished task: predecessors left legislation unexamined; we must complete human philosophy.
        • Method: gather predecessors’ fragments, and study what preserves or destroys constitutions.
        • Practical aim: judge the best constitution, regulations, and laws for each community.
• Core Conclusion and Practical Takeaways
  • Core Conclusions
    • Happiness as activity: living well is the soul's active working in accord with excellence over a complete life.
    • Virtue as a mean: moral excellence is a settled state choosing the relative mean, determined by practical wisdom.
    • Character self-made: we become just, brave, and temperate by performing corresponding acts until habit forms.
    • Practical wisdom required: virtue supplies the right end; practical wisdom supplies the right means to it.
    • Contemplative ideal: theoretical contemplation is the highest happiness; moral virtues make it possible.
    • Fortune secondary: external goods aid noble action, but character decides whether happiness survives misfortune.
  • Daily Practices
    • Habituate virtue: repeat just, brave, and temperate acts until they become second nature.
    • Steer from worse extreme: when the mean is hard, choose the lesser evil and pull against natural bias.
    • Guard against pleasure: pleasure deceives judgment; send it away to see clearly.
    • Deliberate about means: fix the good end by wish, then reason out the doable steps within your power.
    • Take responsibility: choose knowingly and deliberately; accept praise and blame only for voluntary acts.
    • Cultivate true friends: share life with good friends who strengthen virtuous activity; a friend is another self.
  • Mindset Shifts
    • Ethics is practical, not mathematical: seek precision only as the subject allows; moral judgment is situational.
    • From theory to action: studying virtue is useless unless it makes us good; like patients, act on the treatment.
    • Pleasure follows excellent activity: choose activities by their source, not by feeling alone.
    • Happiness is stable, not chameleon: virtuous activity abides; great misfortunes can bruise but not destroy it.
    • Moral perception matters: particular cases are settled by cultivated perception, not by universal rules alone.
  • Political and Educational Takeaways
    • Law as educator: good laws and civic community are the main instruments for forming character.
    • Habituation from youth: right childhood training makes virtue's honour and disgrace felt instinctively.
    • Self-legislate when state neglects: if public upbringing fails, regulate children and friends as a lawgiver.
    • Statesman's knowledge: legislation is practical wisdom on a civic scale; study what preserves and destroys constitutions.