For any proposition P, if it is not possible for an evil being of supreme power to convince me of P when P is false, then I cannot rationally doubt P
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Argument #2ed56414 0 0 1
If it is true that...
For any proposition P, if it is not possible for an evil being of supreme power to convince me of P when P is false, then I cannot rationally doubt P 0 0 1and
It is not possible for an evil being of supreme power to convince me that I am thinking when it is false that I am thinking 0 0 1Then it must be true that...
I cannot rationally doubt that I am thinking 0 0 1Mentions
A reconstruction of the famous argument from Descartes.
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Related Propositions
It is not possible for an evil being of supreme power to convince me that I am thinking when it is false that I am thinking 0 0 1I cannot rationally doubt that I am thinking 0 0 1God’s existence is not merely an object of natural rational knowledge, but also an object of supernatural faith 1 0 2There exists a necessary being having of itself its own necessity 0 0 1If I am convinced of something, I do not have to be thinking 0 1 1Beliefs that are unfalsifiable are safe to treat as unquestionable 0 0 2There is a being than which nothing greater can be conceived, and it exists both in the understanding and in reality 1 0 2There exists a being that possesses all properties to the maximum degree, which is the cause of all properties in other beings 0 0 1Valuing truth, reason, evidence, and argument necessitates belief in the existence of God 1 0 2Humans believe what seems to be true without a better reason to think otherwise 1 0 2