1637: Descartes publishes his Discourse on the Method for Guiding One's Reason and Searching for Truth in the Sciences, the source of the famous quote, "I think, therefore I am." He outlines his rules ...

Who is known as the Father of Modern Philosophy? Learn about the Father of Modern Philosophy, his ideas, famous works, and how his thinking shaped modern philosophy.

The quote of the day today is from René Descartes, one of the greatest philosophers and mathematicians in France. He ...

Quote of the Day by René Descartes shares a simple idea about truth and thinking. It shows why questioning old beliefs is ...