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.”

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

“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.”

“I think; therefore I am.”

“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.”

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

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“I have spent my life laboriously doing nothing.”


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