Balzac : Life and Work of a Great Author

Is Life Worth Living?: Human Immortality

The Transylvanian Saxons: and their Superstitions

The Principles of Human Knowledge

General Theory of Knowledge

Chopin: Life and Work of the Great Musician

Explanation of the Sermon of Jesus on the Mount

History of Linguistic Science

Meditation of an Emperor: The Thoughts of Marcus Aurelius

History of Ulysses and the Fall of Troy

Brief History of Photography: and the Progress of its Invention

Homer: The Great Poet and the Classical Philology

Philosophy of the Enlightenment

Why Do Men Stupefy Themselves?

Eulogy of our Friend the Dog

Apollo: The Myth of the Beautiful God

Lasting Happiness and Well-Being