Whenever anyone has offended me, I try to raise my soul so high that the offense cannot reach it.
Rene DescartesThe entire method consists in the order and arrangement of the things to which the mind's eye must turn so that we can discover some truth.
Rene DescartesWhatever I have up till now accepted as most true and assured I have gotten either from the senses or through the senses. But from time to time I have found that the senses deceive, and it is prudent never to trust completely those who have deceived us even once.
Rene Descartes