1596-1650, French Philosopher, Scientist
Divide each difficulty into as many parts as is feasible and necessary to resolve it.
Rene Descartes – [Simplicity]


Everything is self-evident.
Rene Descartes – [Reality]


Except our own thoughts, there is nothing absolutely in our power.
Rene Descartes – [Thoughts and Thinking]


I think therefore I am.
Rene Descartes – [Thoughts and Thinking]


If you would be a real seeker after truth, it is necessary that at least once in your life you doubt, as far as possible, all things.
Rene Descartes – [Doubt]


It is not enough to have a good mind, the main thing is to use it well.
Rene Descartes – [Mind]


Nothing is more fairly distributed than common sense: no one thinks he needs more of it than he already has.
Rene Descartes – [Common Sense]


The reading of all good books is like a conversation with all the finest men of past centuries.
Rene Descartes – [Books and Reading]


There is nothing so strange and so unbelievable that it has not been said by one philosopher or another.
Rene Descartes – [Philosophers and Philosophy]


To know what people really think, pay regard to what they do, rather than what they say.
Rene Descartes – [Behavior]


Whenever anyone has offended me, I try to raise my soul so high that the offense cannot reach it.
Rene Descartes – [Insults]