Epistemology

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

Lectures on Popular and Scientific Subjects

Phaedo

Atlas Struggled

God or Nature, Whatever

Hegel's Dialectic

Being Really Confused

Foucault's Power

Sartre's No Exit

Leibniz’s Monads

Noble Savage, Deadbeat Dad

The World Turned Upside Down

The Philosophy of the Conditioned

On the Nature of Thought

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

Rationalism

Luck, or Cunning, as the Main Means of Organic Modification

Knowledge for the Time

Modern Skepticism: A Journey Through the Land of Doubt and Back Again

Creation or Evolution? A Philosophical Inquiry