René Descartes

René Descartes (Renatus Cartesius) was a French philosopher, scientist, and mathematician, widely considered a seminal figure in the emergence of modern philosophy and science. His best known philosophical statement is ""cogito, ergo sum"" (""I think, therefore I am""; French: Je pense, donc je suis), found in Discourse on the Method (1637; in French and Latin) and Principles of Philosophy (1644, in Latin).
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