Dubito ergo cogito, cogito ergo sum' (I doubt therefore I think, I think therefore I am) - René Descartes

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Dubito ergo cogito, cogito ergo sum'
(I doubt therefore I think, I think therefore I am)

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About René Descartes

René Descartes (March 31, 1596 – February 11, 1650) was a highly influential French philosopher, mathematician, physicist and writer. He is known for his influential arguments for substance dualism, where mind and body are considered to have distinct essences, one being characterized by thought, the other by spatial extension. He has been dubbed the "Father of Modern Philosophy" and the "Father of Modern Mathematics." He is also known as Cartesius.

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Also Known As

Alternative Names: Descartes Cartesius Renatus Cartesius
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I think; therefore I am.

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I doubt, therefore I think, therefore I am.

I think therefore I am.

Cogito ergo sum

Additional quotes by René Descartes

Pues tales frutos he recogido ya de ese método, que, aun cuando, en el juicio que sobre mí mismo hago, procuro siempre inclinarme del lado de la desconfianza mejor que del de la presunción, y aunque, al mirar con ánimo filosófico las distintas acciones y empresas de los hombres, no hallo casi ninguna que no me parezca vana e inútil

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