- The Philosophy of Spinoza
- Philosophical Letters of Frederich Schiller
- The Physical Life of Woman:
- A Treatise Concerning the Principles of Human Knowledge
- Rollo's Philosophy. [Air]
- Esprit des lois
- Notes from the Underground
- 王阳明全集
- Theologico-Political Treatise — Part 4
- Politics: A Treatise on Government
- Ethics — Part 1
- In the Time That Was
- A Treatise of Human Nature
- The Prince
- How to Tell Stories to Children, And Some Stories to Tell
- The Ruins, or, Meditation on the Revolutions of Empires and the Law of Nature
- The System of Nature, Volume 1
- Backlog Studies
- The Critique of Practical Reason
- Civil Disobedience
- Aeroplanes
- The System of Nature, Volume 2
- Studies in Pessimism
- The Preface to Aristotle's Art of Poetry
- Dialogues Concerning Natural Religion
- An Essay on the Principle of Population
- Creating Capital
- Insights and Heresies Pertaining to the Evolution of the Soul
- The Republic
- The Young Woman's Guide
- The Philosophy of the Moral Feelings
- Utilitarianism
- The Consolation of Philosophy
- Essays of Schopenhauer
- Essays of Schopenhauer
- The Countess of Saint Geran
- Quotes and Images From The Confessions of J. J. Rousseau
- Catherine De Medici
- Pedagogics as a System
- Reflections; or Sentences and Moral Maxims
- The Holy war, made by King Shaddai upon Diabolus, for the regaining of the metropolis of the world; ...
- Ethica. English
- On Compromise
- Letters to His Son on the Art of Becoming a Man of the World and a Gentleman, 1751
- The Ego and His Own
- Old Roads and New Roads
- On the Duty of Civil Disobedience
- Thoughts on the Necessity of Improving the Condition of the Slaves in the British Colonies
- A Essay Towards a New Theory of Vision
- Dissertation on Slavery
- Review of the Work of Mr John Stuart Mill Entitled, 'Examination of Sir William Hamilton's Philosoph...
- Discourse on the Method of Rightly Conducting One's Reason and of Seeking Truth in the Sciences
- The Symposium
- Literary and Philosophical Essays: French, German and Italian
- An Appeal in Favor of that Class of Americans Called Africans
- A System of Logic: Ratiocinative and Inductive
- A Philosophical Dictionary, Volume 10
- Ethics — Part 5
- A Review of Edwards's
- Guide to Stoicism
- Essays on Mankind and Political Arithmetic
- Study of a Woman
- Ethics — Part 4
- Betrachtungen über die Grundlagen der Philosophie
- A Philosophical Dictionary, Volume 4
- Chinese Literature
- How To Behave: A Pocket Manual of Republican Etiquette, and Guide to Correct Personal Habits
- Study of Child Life
- An Enquiry Concerning the Principles of Taste, and of the Origin of our Ideas of Beauty, etc.
- Auguste Comte and Positivism
- The Essays of Arthur Schopenhauer; Religion, a Dialogue, Etc.
- How to Observe
- A Guide to Methods and Observation in History
- Ethics — Part 2
- The Child at Home
- The Metaphysical Elements of Ethics
- An Enquiry Concerning Human Understanding
- The Faith of Our Fathers
- The Golden Sayings of Epictetus
- What is Property?
- The Critique of Pure Reason
- Is Life Worth Living?
- Essays
- Among My Books
- Beyond Good and Evil
- Letters to His Son on the Art of Becoming a Man of the World and a Gentleman, 1753-54
- The Philosophy of Evolution
- The Selections from the Principles of Philosophy
- Essays
- Where We Live
- Ethics — Part 3
- Improvement of the Understanding
- Theodicy
- A Philosophical Dictionary, Volume 1
- An Essay on Slavery and Abolitionism
- The Philosophy of the Conditioned
- Fundamental Principles of the Metaphysic of Morals
- The Existence of God
- Disputed Handwriting
- Walden