A Discourse on the Method - of Correctly Conducting One's Reason and Seeking Truth in the Sciences

Descartes's A Discourse on the Method of Correctly Conducting One's Reason and Seeking the Truth in the Sciences marks a watershed in European thought; in it, the author provides an informal intellectual autobiography in the vernacular for a non-specialist readership, sweeps away all previous philosophical traditions, and sets out in brief his radical new philosophy.