The two operations of our understanding, intuition and deduction, on which alone we have said we must rely in the acquisition of knowledge. – Rene Descartes
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I am indeed amazed when I consider how weak my mind is and how prone to error. – Rene Descartes
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If you would be a real seeker after truth, it is necessary that at least once in your life you doubt, as far as possible, all things. – Rene Descartes
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