René Descartes

Rules for the Direction of the Mind

Early methodological treatise on right reasoning and intellectual self-discipline

About the author

René Descartes
René Descartes

French philosopher and mathematician who founded modern Western philosophy with his method of radical doubt and the famous cogito ('I think, therefore I am'). He separated mind and body in a dualism that defined subsequent philosophical debate. His Meditations remains the most read work of early modern philosophy.

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