Philosophy

An Apology for Atheism

Thoughts, Moods and Ideals: Crimes of Leisure

On Mr. Spencer's Data of Ethics

Father Payne

Factor Your Life

Philebus

Freedom In Service

Problems of Immanence: studies critical and constructive

Simulation Hypothesis

The World As I Have Found It

Of Walks and Walking Tours: An Attempt to find a Philosophy and a Creed

Time and Free Will

Life and Matter: A Criticism of Professor Haeckel's “Riddle of the Universe”

The Scientific Basis of National Progress, Including that of Morality

History of Modern Philosophy

Modern Rationalism

The Scientific Basis of Morals, and Other Essays

Apollonius of Tyana, the Philosopher-Reformer of the First Century A.D

A Review of Edwards's “Inquiry into the Freedom of the Will”

A World Without God