- Crito
- The Essays of Montaigne — Volume 01
- The Metaphysical Elements of Ethics
- The Golden Sayings of Epictetus
- 孟子譯解
- The Consolation of Philosophy
- The Critique of Pure Reason
- An Enquiry Concerning Human Understanding
- Three Dialogues Between Hylas and Philonous
- The Praise of Folly
- Meno
- 周礼
- Protagoras
- A Philosophical Dictionary, Volume 1
- Fundamental Principles of the Metaphysic of Morals
- 鬼谷子
- Apology
- The Philosophy of Evolution
- The Map of Life
- Essays
- Phaedo
- Timaeus
- In Praise of Folly
- The Memorable Thoughts of Socrates
- The Philosophy of Spinoza
- Walden
- Life of John Coleridge Patteson : Missionary Bishop of the Melanesian Islands
- Dialogues Concerning Natural Religion
- Esprit des lois
- The Ethics of Aristotle
- The Essays of Montaigne — Complete
- Thus Spake Zarathustra
- Gorgias
- Notes from the Underground
- Notes from the Underground
- Analysis of Mr. Mill's System of Logic
- The Essays of Arthur Schopenhauer; Studies in Pessimism
- A Treatise of Human Nature
- Sophist
- Feuerbach: The roots of the socialist philosophy
- Eclectic School Readings: Stories from Life
- The Philosophy of Despair
- Tragic Sense Of Life
- Lysis
- The Ethics of Drink and Other Social Questions
- 道德經
- Laches
- 菜根谭
- 论语
- The Preface to Aristotle's Art of Poetry
- Ethics in Service
- 周禮
- The Soul of Man under Socialism
- Beyond Good and Evil
- Essays
- Utilitarianism
- The Selections from the Principles of Philosophy
- Improvement of the Understanding
- Laws
- 韩非子
- Essays of Schopenhauer
- A Short History of Greek Philosophy
- Categoriae. English
- More Bywords
- Aesthetical Essays of Frederich Schiller
- Thoughts out of Season Part I
- 道德经
- Shorter Prose Pieces
- Theodicy
- Pedagogics as a System
- The Destiny of Man
- The Physiology of Marriage, Part 2
- Essays Æsthetical
- Book of Wise Sayings
- Poetics. English
- Quotes and Images From The Confessions of J. J. Rousseau
- An Attic Philosopher in Paris — Volume 3
- Philosophie de la Liberté (Tome I)
- The Mechanism of the Human Voice
- Critias
- Kritik der reinen Vernunft
- Politics: A Treatise on Government
- A Man's Value to Society
- Essai sur l'imagination créatrice (English)
- 王阳明全集
- Ethica. English
- Liberalism
- Homer and Classical Philology
- 論語
- The Investment of Influence
- Old-Fashioned Ethics and Common-Sense Metaphysics
- The Prince
- Apology, Crito, and Phaedo of Socrates
- Chinese Literature
- How to Observe
- The Basis of Morality
- The Essays of Arthur Schopenhauer; Religion, a Dialogue, Etc.
- Civil Disobedience
- The Critique of Practical Reason
- Auguste Comte and Positivism