Ethics, Demonstrated in Geometrical Order (Latin: Ethica, ordine geometrico demonstrata), usually known as the Ethics, is a philosophical treatise written in Latin by Benedict de...

Critias, one of Plato's late dialogues, recounts the story of the mighty island kingdom Atlantis and its attempt to conquer Athens, which failed due to the ordered society of...

The Theaetetus is one of Plato's dialogues concerning the nature of knowledge, written circa 369 BCE.In this dialogue, Socrates and Theaetetus discuss three definitions of...

The Critique of Practical Reason follows on from Kant's Critique of Pure Reason and deals with his moral philosophy. The second Critique exercised a decisive influence over the...

The Principles of Psychology was written by William James, an American philosopher and psychologist who trained to be a physician before going into psychology. There are four...

The Varieties of Religious Experience is a book by Harvard University psychologist and philosopher William James. It comprises his edited Gifford Lectures on natural theology,...

Aristotle (384-322 B.C.) is one of the most famous philosophers in history. Together with Plato and Socrates, Aristotle is responsible for Western philosophy as it is known today....

When the war broke out at Alexandria, Caesar sent to Rhodes, Syria, and Cilicia, for all his fleet; and summoned archers from Crete, and cavalry from Malchus, king of the...

Discourse on the Method is one of the most influential works in the history of modern philosophy, and important to the development of natural sciences. In this work, Descartes...

De Tranquillitate Animi is a philosophical treatise about the relation between happiness and peace of mind.