- The Philosophy of Evolution
- 鬼谷子
- A Philosophical Dictionary, Volume 1
- Protagoras
- The Consolation of Philosophy
- Essays
- Apology
- 论语
- Ethics — Part 1
- The Essays of Arthur Schopenhauer; Studies in Pessimism
- Politics: A Treatise on Government
- The Critique of Pure Reason
- Timaeus
- The Physical Life of Woman:
- The Memorable Thoughts of Socrates
- Thus Spake Zarathustra
- Fundamental Principles of the Metaphysic of Morals
- The Metaphysical Elements of Ethics
- Ancient and Modern Celebrated Freethinkers
- A Essay Towards a New Theory of Vision
- The Ego and His Own
- Homer and Classical Philology
- The Republic
- How To Behave: A Pocket Manual of Republican Etiquette, and Guide to Correct Personal Habits
- A Selection from the Discourses of Epictetus with the Encheiridion
- Another Study of Woman
- 韩非子
- Poetics. English
- L'homme Qui Rit
- Laws
- A Lie Never Justifiable
- Ethics — Part 5
- A Philosophical Dictionary, Volume 10
- Civil Disobedience
- Civil Disobedience
- Lesser Hippias
- Ethics — Part 3
- The Critique of Practical Reason
- The Young Woman's Guide
- Secret Societies
- Apology, Crito, and Phaedo of Socrates
- The Indolence of the Filipino
- The Child at Home
- The Friendships of Women
- The Mechanism of the Human Voice
- The Prince
- Plato and Platonism
- An Enquiry Concerning Human Understanding
- The Physiology of Marriage, Part 2
- Book of Wise Sayings
- Myths and myth-makers
- Ethics — Part 4
- Beyond Good and Evil
- Study of a Woman
- Chinese Literature
- Essays
- Advice to a Young Man upon First Going to Oxford
- Shorter Prose Pieces
- The Selections from the Principles of Philosophy
- Essays of Schopenhauer
- The Existence of God
- Improvement of the Understanding
- Walden
- Our Fathers Have Told Us
- Feuerbach: The roots of the socialist philosophy
- Categoriae. English
- History, Manners, and Customs of the North American Indians
- How to Marry Well
- Utilitarianism
- Thoughts out of Season Part I
- The Destiny of Man
- Cratylus
- Ethica. English
- The Dark House
- The Map of Life
- Sophist
- The Philosophy of the Conditioned
- Letters to His Son on the Art of Becoming a Man of the World and a Gentleman, 1751
- Lessons in Life, for All Who Will Read Them
- The Unseen World and Other Essays
- A Treatise of Human Nature
- Ainsi Parlait Zarathoustra
- The Soul of Man under Socialism
- Statesman
- The Three Brides
- De profundis
- Seekers after God
- A Domestic Problem : Work and Culture in the Household
- The Ethics of Aristotle
- An Enquiry Concerning the Principles of Taste, and of the Origin of our Ideas of Beauty, etc.
- The Golden Sayings of Epictetus
- Meno
- A Philosophical Dictionary, Volume 4
- A Young Hero
- The Philosophy of the Moral Feelings
- The Ethics of Drink and Other Social Questions
- Ethics — Part 2
- Dialogues Concerning Natural Religion
- The Philosophy of Spinoza
- Probabilities : An aid to Faith