I know that I exist; the question is, What is this 'I' that 'I' know. — Rene Descartes Copy Share Image
We never understand a thing so well,and make it our own, as when we have discovered it for ourselves. — Rene Descartes Copy Share Image
The two operations of our understanding, intuition and deduction, on which alone we have said we must rely in the acquisition of… — Rene Descartes Copy Share Image
Mathematics is a more powerful instrument of knowledge than any other that has been bequeathed to us by human agency. — Rene Descartes Copy Share Image
“For the very fact that my knowledge is increasing little by little is the most certain argument for its imperfection.” — René Descartes Copy Share Image
“Clearly divine grace and natural knowledge never diminish liberty, but rather increase and strengthen it.” — René Descartes Copy Share Image
“Even if all knowledge could be found in books, where it is mixed in with so many useless things and confusingly heaped… — René Descartes Copy Share Image
“And, in fine, of false sciences I thought I knew the worth sufficiently to escape being deceived by the professions of an… — René Descartes Copy Share Image
Intuitive knowledge is an illumination of the soul, whereby it beholds in the light of God those things which it pleases Him… — Rene Descartes Copy Share Image
“The third, to conduct my thoughts in such order that, by commencing with objects the simplest and easiest to know, I might… — René Descartes Copy Share Image
The rainbow is such a remarkable phenomenon of nature, and its cause has been so meticulously sought after by inquiring minds throughout… — Rene Descartes Copy Share Image
“My third maxim was to endeavour always to conquer myself rather than fortune, and change my desires rather than the order of the world,… — René Descartes Copy Share
Your joy is your sorrow unmasked. And the self-same well from which your laughter rises was often-times filled with your tears. — Rene Descartes Copy Share
So blind is the curiosity by which mortals are possessed, that they often conduct their minds along unexplored routes, having no reason to hope… — Rene Descartes Copy Share
“For to be possessed of a vigorous mind is not enough; the prime requisite is rightly to apply it. The greatest minds, as they… — René Descartes Copy Share
“It is useful to know something of the manners of different nations, that we may be enabled to form a more correct judgment regarding… — René Descartes Copy Share
A state is better governed which has few laws, and those laws strictly observed. — Rene Descartes Copy Share
[About Pierre de Fermat] It cannot be denied that he has had many exceptional ideas, and that he is a highly intelligent man. For… — Rene Descartes Copy Share
“And what more am I? I look for aid to the imagination. [But how mistakenly!] I am not that assemblage of limbs we call… — René Descartes Copy Share
“And, in fine, of false sciences I thought I knew the worth sufficiently to escape being deceived by the professions of an alchemist, the… — René Descartes Copy Share
Nothing is more fairly distributed than common sense: no one thinks he needs more of it than he already has. — Rene Descartes Copy Share
If I go for the alternative which is false, then obviously I shall be in error; if I take the other side, then it… — Rene Descartes Copy Share
Neither the true nor the false roots are always real; sometimes they are imaginary; that is, while we can always imagine as many roots… — Rene Descartes Copy Share
It is only intelligence that is divided equally between people because everybody thinks he/she is enough wise — René Descartes Copy Share
