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I suppose therefore that all things I see are illusions; I believe that nothing has ever existed of everything my lying memory tells me. I think I have no senses. I believe that body, shape, extension, motion, location are functions. What is there then that can be taken as true? Perhaps only this one thing, that nothing at all is certain.

I suppose therefore that all things I see are illusions; I believe that nothing has ever existed of everything my lying memory tells me. I think I have no senses. I believe that body, shape, extension, motion, location are functions. What is there then that can be taken as true? Perhaps only this one thing, that nothing at all is certain.

Approximate author period: c. 1623 AD · renaissance

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Attribution & collection notes
Author or tradition
René Descartes
Attribution: attributed
Country attributed
Not established
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Historical period
Approximate author period: c. 1623 AD · renaissance
author lifetime midpoint (1596–1650)
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Recorded source
Contributor-provided quotation collection

Supplied reference C; CSV row 10635; supplied attribution, independently unverified

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