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Unformatted text preview: experiences. Without having any
memories to stand firm on, he calls into doubt himself as a body, as something that
experiences the world, and something that which is sitting in front of the fire holding the
paper (Perry, 137). If we are sleeping, we are but images of the real. Even imaginary
things are made up of the real, at very least real colors. There must be something that is
undoubtable. Descartes uses methodic doubt to first doubt all that he knows (as the null
hypothesis) and does what he can to disprove the null, and thus assure himself that he can
actually know what he knows.
Descartes finally lands on his cornerstone of philosophy, proclaiming “Let him [the arch
deceiver] deceive me all he can, he will never make it the case that I am nothing while I
think I am something” (Perry, 139). This claim is based on the nature of thinking, one
can only think if they are a thinking thing. Since Descartes is thinking, he must therefore
be a thinking thing. Once he has rejected the null that the does not exist, he can begin
from that proven fact that he exists and begin proving other null hypothesis’ wrong and
finding other facts of i...
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