- The Metaphysical Elements of Ethics
- The Spirit Proper to the Times.
- Letters to His Son on the Art of Becoming a Man of the World and a Gentleman, 1753-54
- The Golden Sayings of Epictetus
- Essays
- An Enquiry Concerning Human Understanding
- The Critique of Pure Reason
- The Consolation of Philosophy
- The Holy war, made by King Shaddai upon Diabolus, for the regaining of the metropolis of the world; ...
- Ethics — Part 3
- The Faith of Our Fathers
- Discours de la méthode
- Fundamental Principles of the Metaphysic of Morals
- A Philosophical Dictionary, Volume 1
- Aphorismes sur la sagesse dans la vie
- The Ego and His Own
- De la littérature des nègres, ou Recherches sur leurs facultés intellectuelles, leurs qualités moral...
- The Philosophy of Evolution
- A Essay Towards a New Theory of Vision
- Letters to His Son on the Art of Becoming a Man of the World and a Gentleman, 1751
- Discourse on the Method of Rightly Conducting One's Reason and of Seeking Truth in the Sciences
- On Compromise
- The Philosophy of Spinoza
- Dialogues Concerning Natural Religion
- Esprit des lois
- Notes from the Underground
- A System of Logic: Ratiocinative and Inductive
- Ethics — Part 1
- A Treatise of Human Nature
- The Etiquette of To-day
- Autour de la table
- Ceci n'est pas un conte
- An Essay on the Principle of Population
- A Philosophical Dictionary, Volume 4
- A Philosophical Dictionary, Volume 4
- Studies in Pessimism
- The Preface to Aristotle's Art of Poetry
- Study of Child Life
- A Guide to Methods and Observation in History
- An Appeal in Favor of that Class of Americans Called Africans
- An Enquiry Concerning the Principles of Taste, and of the Origin of our Ideas of Beauty, etc.
- Creating Capital
- The Young Woman's Guide
- Beyond Good and Evil
- Is Life Worth Living?
- The Philosophy of the Moral Feelings
- Ethics — Part 2
- Utilitarianism
- De veritate religionis Christianae. French
- Marie ou l'Esclavage aux Etats-Unis
- Among My Books
- Essays
- The Selections from the Principles of Philosophy
- What is Property?
- Improvement of the Understanding
- Reflections; or Sentences and Moral Maxims
- Essays of Schopenhauer
- Where We Live
- Theodicy
- The Physiology of Marriage, Part 2
- The Philosophy of the Conditioned
- Ethica
- Quotes and Images From The Confessions of J. J. Rousseau
- Pedagogics as a System
- Entretien d’un père avec ses enfants
- On the Duty of Civil Disobedience
- The Dodd Family Abroad, Vol. II
- The Existence of God
- Les Femmes de la Révolution
- The Physical Life of Woman:
- The Symposium
- Thoughts on the Necessity of Improving the Condition of the Slaves in the British Colonies
- A Philosophical Dictionary, Volume 10
- Littérature et Philosophie mêlées
- Ethics — Part 5
- Essays on Mankind and Political Arithmetic
- Politics: A Treatise on Government
- Ethica. English
- Réflexions ou sentences et maximes morales
- Guide to Stoicism
- Study of a Woman
- Ethics — Part 4
- A Treatise Concerning the Principles of Human Knowledge
- Letters on England
- Old-Fashioned Ethics and Common-Sense Metaphysics
- Backlog Studies
- How to Tell Stories to Children, And Some Stories to Tell
- The Prince
- No Compromise with Slavery
- How To Behave: A Pocket Manual of Republican Etiquette, and Guide to Correct Personal Habits
- How to Observe
- Chinese Literature
- The Ruins, or, Meditation on the Revolutions of Empires and the Law of Nature
- L'homme Qui Rit
- The Critique of Practical Reason
- The System of Nature, Volume 2
- Aeroplanes
- Civil Disobedience
- The Republic
- Auguste Comte and Positivism