Metaphysics

From Kant to Nietzsche

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

Time and Free Will

The Critique of Practical Reason

Nietzsche, the Thinker

Immanuel Kant

Bergson and his Philosophy

The Immanuel Kant Collection

Introduction to the Metaphysic of Morals

The Analogy of Religion, Natural and Revealed

Brahman and the World

Theaetetus

Meaning

When Spinoza Met Marx

The mistery of Tesla and the pyramids

The Works of Aristotle the Famous Philosopher

Philosophy in the Last Forty Years

Anima Poetæ

The Sources of Religious Insight

The Development of Metaphysics in Persia A Contribution to the History of Muslim Philosophy