(Rene Descartes is the inventor of the Cartesian coordinate system, Descartes also founded analytic geometry, the bridge between algebra and geometry, crucial to the invention of calculus and analysis.)

"Of all things, good sense is the most fairly distributed: everyone thinks he is so well supplied with it that even those who are the hardest to satisfy in every other respect never desire more of it than they already have."


Ia madamadau?