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    Naturevolume 150pages770771 (1942) | Download Citation



    IN a paper on intuitive knowledge in the issue of Mind of October, 1942, Prof. R. I. Aaron considers the present position of the time-honoured doctrine that there are certain propositions which the human mind can know without any shadow of doubt or possibility of error. This doctrine, a legacy in European thought of the philosopher-scientist Descartes, who took the deductive reasoning in geometry as the' pattern of scientific thinking and the self-evident axioms of Euclidean geometry as the foundations thereof, has come to seem less compelling now that those axioms are no longer regarded as self-evident by any educated person.

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