Epistemology

How Do We Know

Theology's Epistemological Dilemma

Postmodernism

The Philosophy of Immanuel Kant

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

The Problems of Philosophy

Phenomenology

The Distinction between Mind and Its Objects

The Philosophy of Evolution

Discourse on the Method of Rightly Conducting One's Reason and of Seeking Truth in the Sciences

Pragmatism: A New Name for Some Old Ways of Thinking

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

From Rome to Rationalismor: Why I Left the Church

First Principles

The Logic of Hegel

Ingersollia Gems of Thought from the Lectures, Speeches, and Conversations of Col. Robert G. Ingersoll, Representative of His Opinions and Beliefs

Absurdities of Immaterialism

Theophrastus and the Greek Physiological Psychology before Aristotle — On Sense Perception

Covenantal Apologetics