<history of philosophy, gnoseology, philosophy of science> confusion in the attribution of properties or the classification of things. Thus, to suppose that sleep is furious or that a city is nothing more than its buildings is to commit a category mistake. Ryle maintained that Cartesian dualism arises from the implicit occurrence of just such an error, the supposition that the origins of human behavior must reside in an immaterial substance. Recommended Reading: Gilbert Ryle, The Concept of Mind (Chicago, 1984).
[A Dictionary of Philosophical Terms and Names]
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