Rene Descartes — "To be possessed of a vigorous mind is not enough; the prime requisite is rightly…"
To be possessed of a vigorous mind is not enough; the prime requisite is rightly to apply it.
To be possessed of a vigorous mind is not enough; the prime requisite is rightly to apply it.
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"The long chains of simple and easy reasonings by means of which geometers are accustomed to reach the conclusions of their most difficult demonstrations, had led me to imagine that all things, to the …"
"I found it possible to reject all my former beliefs, and to admit nothing as true that I had not clearly conceived."
"I suppose therefore that all the things I see are false imaginations; I believe that nothing ever existed of all that my fallacious memory represents to me."
"It is not enough to have a good mind; the main thing is to use it well."
"It is not enough to walk with great strides, it is necessary to walk in the right road."
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