Skepticism About the External World

Sophie's World

Zero: The Biography of a Dangerous Idea

Think: A Compelling Introduction to Philosophy

The Fabric of Reality

Story of Philosophy

The Complete Works of Plato

The Black Swan: The Impact of the Highly Improbable

Intuition Pumps And Other Tools for Thinking

The Consolations of Philosophy

The Lessons of History

Straw Dogs: Thoughts On Humans And Other Animals

Philosophical Investigations: Edition 4

The Virtue of Selfishness

The Cartoon Introduction to Philosophy

Classical Philosophy: A history of philosophy without any gaps, Volume 1

Schopenhauerp: A Very Short Introduction

Philosophy 101: From Plato and Socrates to Ethics and Metaphysics, an Essential Primer on the History of Thought