Although my knowledge grows more and more, nevertheless I do not for that reason believe that it can ever be actually infinite, since it can never reach a point so high that it will be unable to attain any greater increase.
Rene DescartesAt last I will devote myself sincerely and without reservation to the general demolition of my opinions.
Rene DescartesDivide each difficulty at hand into as many pieces as possible and as could be required to better solve them.
Rene DescartesInstead I ought to be grateful to Him who never owed me anything for having been so generous to me, rather than think that He deprived me of those things or has taken away from me whatever He did not give me.
Rene Descartes