It is not enough to have a good mind the main thing is to use it well. – Rene Descartes
Each problem that I solved became a rule, which served afterwards to solve other problems. – Rene Descartes
It is not enough to have a good mind the main thing is to use it well. – Rene Descartes
Each problem that I solved became a rule, which served afterwards to solve other problems. – Rene Descartes
The reading of all good books is like a conversation with the finest minds of past centuries. – Rene Descartes
Except our own thoughts, there is nothing absolutely in our power. – Rene Descartes