- The Consolation of Philosophy
- Studies in Pessimism
- An Enquiry Concerning Human Understanding
- Three Dialogues Between Hylas and Philonous
- Filosofía Fundamental, Tomo II
- The Golden Sayings of Epictetus
- Letters to His Son on the Art of Becoming a Man of the World and a Gentleman, 1753-54
- Essays
- Ethics — Part 3
- Beantwortung der Frage: Was ist Aufklärung?
- Novelas de Voltaire — Tomo Primero
- 论语
- Politics: A Treatise on Government
- The Critique of Practical Reason
- The Ruins, or, Meditation on the Revolutions of Empires and the Law of Nature
- Petty Troubles of Married Life, Second Part
- 郁離子
- The Philosophy of Spinoza
- An Essay on the Principle of Population
- Dialogues Concerning Natural Religion
- Insights and Heresies Pertaining to the Evolution of the Soul
- Aeroplanes
- The Essays of Montaigne — Complete
- Filosofía Fundamental, Tomo I
- Träume eines Geistersehers, erläutert durch Träume der Metaphysik
- Kritik der reinen Vernunft
- Essays on Mankind and Political Arithmetic
- A Treatise Concerning the Principles of Human Knowledge
- Philosophical Letters of Frederich Schiller
- A Very Pleasaunt & Fruitful Diologe Called The Epicure
- Guide to Stoicism
- Betrachtungen über die Grundlagen der Philosophie
- Theologico-Political Treatise — Part 4
- A Treatise of Human Nature
- A Treatise of Human Nature
- An American Girl Abroad
- Ethica
- De la littérature des nègres, ou Recherches sur leurs facultés intellectuelles, leurs qualités moral...
- Achtundvierzig Briefe von Johann Gottlieb Fichte und seinen Verwandten
- Aesthetical Essays of Frederich Schiller
- The Physiology of Marriage, Part 2
- Fundamental Principles of the Metaphysic of Morals
- The Existence of God
- Aphorismes sur la sagesse dans la vie
- Walden
- The Critique of Pure Reason
- A Philosophical Dictionary, Volume 1
- The Metaphysical Elements of Ethics
- Discours de la méthode
- The Essays of Montaigne — Volume 01
- Querist
- L’Ingénu
- The Selections from the Principles of Philosophy
- Quotes and Images From The Confessions of J. J. Rousseau
- De veritate religionis Christianae. French
- Beyond Good and Evil
- Essays
- Chinese Literature
- Ethics — Part 4
- Improvement of the Understanding
- Theodicy
- Study of a Woman
- Letters on England
- Réflexions ou sentences et maximes morales
- Lives of Celebrated Women
- The Prince
- A Philosophical Dictionary, Volume 10
- The System of Nature, Volume 1
- La monadologie (1909)
- Ethics — Part 5
- Filosofía Fundamental
- The Philosophy of the Moral Feelings
- Literary and Philosophical Essays: French, German and Italian
- An Enquiry Concerning the Principles of Taste, and of the Origin of our Ideas of Beauty, etc.
- A Philosophical Dictionary, Volume 4
- The Preface to Aristotle's Art of Poetry
- The Republic
- The Young Woman's Guide
- Ethics — Part 2
- Entretien d’un père avec ses enfants
- Vindication of the Rights of Woman
- Esprit des lois
- The Essays of Arthur Schopenhauer; Religion, a Dialogue, Etc.
- The System of Nature, Volume 2
- Catherine De Medici
- Littérature et Philosophie mêlées
- The Essays of Arthur Schopenhauer; Studies in Pessimism
- Ceci n'est pas un conte
- A Essay Towards a New Theory of Vision
- Reflections; or Sentences and Moral Maxims
- Ethics — Part 1
- Ethica. English
- El Criterio
- The Holy war, made by King Shaddai upon Diabolus, for the regaining of the metropolis of the world; ...
- Essays of Schopenhauer
- On the Duty of Civil Disobedience
- The Works of Lord Byron. Vol. 6
- The Ego and His Own
- Letters to His Son on the Art of Becoming a Man of the World and a Gentleman, 1751
- The Symposium