René Descartes Quotes

Who is René Descartes?

René Descartes was a French rationalist philosopher known for the phrase 'Cogito ergo sum', or 'I think, therefore I am'

Born March 31, 1596
Died February 11, 1650

Books by René Descartes

Best 6 Quotes by René Descartes

“All is to be doubted.”

René Descartes

“An optimist may see a light where there is none, but why must a pessimist always rush to blow it out?”

René Descartes

“Any community that gets its laughs by pretending to be idiots will eventually be flooded by actual idiots who mistakenly believe they are in good company.”

René Descartes

“I think; therefore I am.”

René Descartes

“If you would be a real seeker after truth, it is necessary that at least once in your life you doubt, as far as possible, all things.”

René Descartes

“One cannot conceive anything so strange and so implausible that it has not already been said by one philosopher or another.”

René Descartes

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“There is no hope unmingled with fear, and no fear unmingled with hope.”

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