PART II
THEORY OF THE MORAL LIFE
GENERAL LITERATURE FOR PART II
Among the works which have had the most influence upon the development of the theory of morals are: Plato, dialogues entitled _Republic, Laws_, _Protagoras_ and _Gorgias_; Aristotle, _Ethics_; Cicero, _De Finibus_ and _De Officiis_; Marcus Aurelius, _Meditations_; Epictetus, _Conversations_; Lucretius, _De Rerum Natura_; St. Thomas Aquinas (selected and translated by Rickaby under title of _Aquinas Ethicus_); Hobbes, _Leviathan_; Spinoza, _Ethics_; Shaftesbury, _Characteristics_, and _Inquiry concerning Virtue_; Hutcheson, _System of Moral Philosophy_; Butler, _Sermons_; Hume, _Essays, Principles of Morals_; Adam Smith, _Theory of Moral Sentiments_; Bentham, _Principles of Morals and Legislation_; Kant, _Critique of Practical Reason_, and _Foundations of the Metaphysics of Ethics_; Comte, Social Physics (in his _Course of Positive Philosophy_); Mill, _Utilitarianism_; Spencer, _Principles of Ethics_; Green, _Prolegomena to Ethics_; Sidgwick, _Methods of Ethics_; Selby-Bigge, _British Moralists_, 2 vols. (a convenient collection of selections). For contemporary treatises, and histories consult the literature referred to in ch. i. of Part I.