Philosophy

The Philosophy of Evolution

Courage to Stand Alone

The Ghosts, and Other Lectures

Practical Essays

Rationalism

The Destiny of Man, Viewed in the Light of His Origin

Aristotle

Servetus and Calvin – Important Epoch in the Early History of the Reformation

On Liberty

The Collected Works of John Stuart Mill

History of Modern Philosophy

De Tribus Impostoribus, A. D. 1230: The Three Impostors

Of the Conduct of the Understanding

On the Firmness of the Wise Man

Of Clemency

The Antichrist & The Twilight of the Idols

Nietzsche: His Life and Works

The Philosophy of the Practical: Economic and Ethic

Of Consolation to Polybius

Alone