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From Quotes by Henri Poincare
- Consider now the Milky Way. Here also we see an innumerable dust, only the grains of this dust are no longer atoms but stars; these…
- In one word, to draw the rule from experience, one must generalize; this is a necessity that imposes itself on the most circumspect observer.
- Every phenomenon, however trifling it be, has a cause, and a mind infinitely powerful, and infinitely well-informed concerning the laws of nature could have foreseen…
- So is not mathematical analysis then not just a vain game of the mind? To the physicist it can only give a convenient language; but…
- All the scientist creates in a fact is the language in which he enunciates it. If he predicts a fact, he will employ this language,…
- Doubting everything and believing everything are two equally convenient solutions that guard us from having to think
- The scientist does not study nature because it is useful to do so. He studies it because he takes pleasure in it, and he takes…
- Later generations will regard Mengenlehre (set theory) as a disease from which one has recovered.
- Geometry is the art of correct reasoning from incorrectly drawn figures.
- Point set topology is a disease from which the human race will soon recover.
- All that we can hope from these inspirations, which are the fruits of unconscious work, is to obtain points of departure for such calculations. As…
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- Men of sense often learn from their enemies. It is from their foes, not their friends, that cities learn the lesson of… — Aristophanes
- At his best, man is the noblest of all animals; separated from law and justice he is the worst. — Aristotle