Modern

A Twentieth Century Idealist

The Heavenly Father: Lectures on Modern Atheism

Is Life Worth Living

Aphorisms and Reflections from the Works of T. H. Huxley

Sun-Clear Statement

Proslogion

To the Cynic Heracleios

A Brief History of Modern Philosophy

World Classics Library: Nietzsche

Outlines of a Critical Theory of Ethics

An Essay Towards a New Theory of Vision

The Political Philosophy of Thomas Paine

Hegel's Realm of Shadows

Dissemination

The Antichrist & The Twilight of the Idols

The Nature of the Physical World

M. Cousin's Course of Philosophy

Philosophy in the Last Forty Years

Egoists, A Book of Supermen

The Influence of Darwin on Philosophy, and other essays in contemporary thought