The Idea of Progress - J.B. Bury

Discourse on Method

Thus Spoke Zaratustra

Apology - Plato

Gorgias - Plato

Phaedo - Plato

Superstition in All Ages

Symposium

The Problems of Philosophy

Phaedrus - Plato

History Of The Conquest Of Peru - William Hickling Prescott

Ethics of Aristotle

An Enquiry Concerning Human Understanding

An Essay Concerning Human Understanding

Utilitarianism

The History of the Peloponnesian War

Beyond Good and Evil

A Discourse Upon The Origin And The Foundation Of The Inequality Among Mankind

Leviathan

The World As Will and Idea