Rene Descartes — "It is not enough to apply our mind to things, but we must also apply it to ourse…"
It is not enough to apply our mind to things, but we must also apply it to ourselves.
It is not enough to apply our mind to things, but we must also apply it to ourselves.
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"The greatest good for each of us is to live freely and happily."
"I have never made any discoveries that were not based on the certainty of mathematics."
"I have always taken the greatest pleasure in mathematics."
"I suppose therefore that all I see is false. I believe that none of what my deceptive memory represents to me ever existed."
"It is proper to a philosopher to doubt everything, at least once."
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