Critique of Pure Reason

Thus Spoke Zarathustra

Critique of Judgement

Philosophical Investigations

Kant: A Very Short Introduction

Kant's Foundations of Ethics

Hegel: A Very Short Introduction

The Critique of Pure Reason, Volume 2

How to Live a Good Life: A Guide to Choosing Your Personal Philosophy

The World as Will and Idea: Volume 2

Philosophy: Who Needs It

The Critique of Practical Reason

Utilitarianism/On Liberty

Prolegomena to Any Future Metaphysics (Unabridged): optional

On the Genealogy of Morality

Dreams of a Spirit-Seer

A Little Happier: Notes for reassurance

Groundwork of the Metaphysics of Morals

A Brief History of Everything

Perpetual Peace: A Philosophical Essay: Demanding Audio Book