Bacon

The New Organon

Berkeley

Principles of Human Knowledge

Three Dialogues between Hylas and Philonous

Alciphron

Descartes

Meditations on First Philosophy

Objections to the Meditations, and Descartes’s Replies

Discourse on the Method

Principles of Philosophy

Edwards

The Freedom of the Will

Hobbes

Leviathan

Hume

Treatise of Human Nature, Book I

Enquiry Concerning Human Understanding

Enquiry into the Sources of Morals

Dialogues Concerning Natural Religion

Four essays

Kant

Critique of Pure Reason

Prolegomena to any Future Metaphysic

Groundwork for the Metaphysic of Morals

Leibniz

New Essays on Human Understanding

The exchange of papers with Clarke

Freedom and possibility

Meditations on knowledge, truth, and ideas

Contingency

First truths

Discourse on metaphysics

Real-life dialogue on human freedom and the origin of evil

Essay on dynamics

New system

The ultimate origin of things

Nature itself

Making the case for God

Principles of nature and grace

Monadology

Locke

Essay Concerning Human Understanding

Second Treatise of Government

Malebranche

Dialogues on Metaphysics

Mill

Liberty

Utilitarianism

Three Essays on Religion

Newton

Descartes, space and body

Reid

An Inquiry into the Human Mind

Essays on the Active Powers of Man, 1 and 2 and 4

Essays on the Intellectual Powers of Man

Spinoza

Ethics Demonstrated in Geometrical Order

Treatise on Theology and Politics