Logic

Peirce's Cosmology

Chance, Love, and Logic

A book in answers

Symposion or The Banquet

Organon — Prior Analytics

Posterior Analytics

Some Thoughts Concerning Education

Novum organon renovatum

Mysticism and Logic

On the Future of our Educational Institutions

The Case of Wagner, Nietzsche Contra Wagner, and Selected Aphorisms

Thoughts out of Season

Phaedrus

The Problems of Philosophy

Introduction to Logic

Hegel's Realm of Shadows

Critical Thinking

The Essays of Arthur Schopenhauer; the Art of Controversy

Stoicism

Prolegomena to the Study of Hegel's Philosophy, and Especially of His Logic