Plato: Five Dialogues: Euthyphro, Apology, Crito, Meno, Phaedo (Hackett Classics)

Meditations on First Philosophy (Hackett Classics)

Discourse on Method and Meditations on First Philosophy, 4th Ed.

The Handbook (The Encheiridion) (Hackett Classics)

What Does It All Mean?: A Very Short Introduction to Philosophy

An Enquiry Concerning Human Understanding: with Hume's Abstract of A Treatise of Human Nature and A Letter from a Gentleman to His Friend in Edinburgh (Hackett Classics)

On Free Choice of the Will (Hackett Classics)

Nicomachean Ethics

Grounding for the Metaphysics of Morals: with On a Supposed Right to Lie because of Philanthropic Concerns (Hackett Classics)

Twilight of the Idols (Hackett Classics)

On the Nature of Things