Rene Descartes

Rene Descartes
René Descarteswas a French philosopher, mathematician, and scientist. Dubbed the father of modern western philosophy, much of subsequent Western philosophy is a response to his writings, which are studied closely to this day. He spent about 20 years of his life in the Dutch Republic...
ProfessionPhilosopher
Date of Birth31 March 1596
CityIndre-et-Loire, France
stars science light
As I considered the matter carefully it gradually came to light that all those matters only were referred to mathematics in which order and measurements are investigated, and that it makes no difference whether it be in numbers, figures, stars, sounds or any other object that the question of measurement arises. I saw consequently that there must be some general science to explain that element as a whole which gives rise to problems about order and measurement, restricted as these are to no special subject matter. This, I perceived was called 'universal mathematics'.
light intuition mind
Intuition is the undoubting conception of a pure and attentive mind, which arises from the light of reason alone, and is more certain than deduction.
illumination light soul
Intuitive knowledge is an illumination of the soul, whereby it beholds in the light of God those things which it pleases Him to reveal to us by a direct impression of divine clearness.
believe greatness light
Before examining this more carefully and investigating its consequences, I want to dwell for a moment in the contemplation of God, to ponder His attributes in me, to see, admire, and adore the beauty of His boundless light, insofar as my clouded insight allows. Believing that the supreme happiness of the other life consists wholly of the contemplation of divine greatness, I now find that through less perfect contemplation of the same sort I can gain the greatest joy available in this life.
doubt philosophy therefore
Dubito ergo cogito; cogito ergo sum.(I doubt, therefore I think; I think therefore I am)
best common habit hardest matters satisfy thinks
Common sense is the best distributed thing in the world, for everyone thinks he is so well-endowed with it that even those who are hardest to satisfy in all other matters are not in the habit of desiring more of it than they already have
determine follow ought power probable
When it is not in our power to determine what it true, we ought to follow what is most probable
desire fairly good hardest respect satisfy thinks
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.
strange
There is nothing so strange or so unbelievable that it has not been said by one philosopher or another
books books-and-reading conversation finest good men past reading
The reading of all good books is like conversation with the finest men of past centuries.
desire difficult equally everybody good matters please senses thinks
Good sense is of all things in the world the most equally distributed, for everybody thinks he is so well supplied with it, that even those most difficult to please in all other matters never desire more of it than they already possess.
among desire difficult equally good himself larger provided satisfy thinks
Good sense is, of all things among men, the most equally distributed; for everyone thinks himself so abundantly provided with it, that those even that those who are the most difficult to satisfy in everything else, do not usually desire a larger meas
follow ought power
When it is not in our power to follow what is true, we ought to follow what is most probable.
cannot conceive philosophy strange
One cannot conceive anything so strange and so implausible that it has not already been said by one philosopher or another.