- A Essay Towards a New Theory of Vision
- On Being Human
- The Essays of Arthur Schopenhauer; Studies in Pessimism
- The Critique of Practical Reason
- A Lie Never Justifiable
- Politics: A Treatise on Government
- Ethics — Part 1
- A Philosophical Dictionary, Volume 1
- The Philosophy of Spinoza
- Dialogues Concerning Natural Religion
- The Royal Wedding - Official Souvenir Programme
- Apology
- The Memorable Thoughts of Socrates
- The Consolation of Philosophy
- The Philosophy of Evolution
- Kritik der reinen Vernunft
- An Enquiry Concerning Human Understanding
- Gorgias
- Notes from the Underground
- Poetics. English
- Youth and Sex
- Meno
- Protagoras
- The Prince
- The Will to Believe : and Other Essays in Popular Philosophy
- The Investment of Influence
- Crime: Its Cause and Treatment
- Categoriae. English
- Improvement of the Understanding
- Ethics — Part 3
- The Critique of Pure Reason
- Ethica
- Discours de la méthode
- Laws
- Laws
- Essays
- Crito
- The Essays of Montaigne — Volume 01
- The Golden Sayings of Epictetus
- The Philosophy of the Moral Feelings
- Beyond Good and Evil
- Essays
- Phaedo
- Timaeus
- Myth and Science
- A Treatise of Human Nature
- Varieties of Religious Experience, a Study in Human Nature
- Thus Spake Zarathustra
- The Essays of Montaigne — Complete
- The Law and the Word
- Aphorismes sur la sagesse dans la vie
- The Custom of the Country
- Tragic Sense Of Life
- The Metaphysical Elements of Ethics
- Feuerbach: The roots of the socialist philosophy
- Fundamental Principles of the Metaphysic of Morals
- When a Man Comes to Himself
- The Heart of the New Thought
- Ainsi Parlait Zarathoustra
- Study of a Woman
- Ethica. English
- Parmenides
- The Ethics of Aristotle
- Shorter Prose Pieces
- Chinese Literature
- Walden
- The Physiology of Marriage, Part 2
- The Existence of God
- The Selections from the Principles of Philosophy
- The Soul of Man under Socialism
- Liberalism
- Quotes and Images From The Confessions of J. J. Rousseau
- A Short History of Greek Philosophy
- Ethics — Part 2
- Hinduism and Buddhism, An Historical Sketch, Vol. 1
- Ethics — Part 5
- Ethics — Part 4
- A Selection from the Discourses of Epictetus with the Encheiridion
- How To Behave: A Pocket Manual of Republican Etiquette, and Guide to Correct Personal Habits
- Apology, Crito, and Phaedo of Socrates
- Sophist
- Criminal Sociology
- Catherine De Medici
- Civil Disobedience
- L'homme Qui Rit
- Phaedrus
- The Republic
- The Unseen World and Other Essays
- How to Marry Well
- Levels of Living
- Initiation into Philosophy
- Moral Philosophy
- The Map of Life
- Utilitarianism
- The Ego and His Own
- Book of Wise Sayings
- The Destiny of Man
- Essays of Schopenhauer
- Homer and Classical Philology
- Cratylus