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Famous Henri Poincare Quotations

Best famous Henri Poincare quotations. Find, read, and share the best famous quotations by Henri Poincare. These are the most popular quotations and best examples of quotes by Henri Poincare.

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Quote Left Thus, be it understood, to demonstrate a theorem, it is neither necessary nor even advantageous to know what it means....[A] machine might be imagined where the assumptions were put in at one end, while the theorems came out at the other, like the legendary Chicago machine where the pigs go in alive and come out transformed into hams and sausages. No more than these machines need the mathematician know what he does. Quote Right
Quote Left Thought is only a flash between two long nights, but this flash is everything. Quote Right
Quote Left Science is facts just as houses are made of stones, so is science made of facts but a pile of stones is not a house and a collection of facts is not necessarily science. Quote Right
Quote Left To doubt everything or to believe everything are two equally convenient solutions; both dispense with the necessity of reflection. Quote Right
Quote Left Science is facts; just as houses are made of stones, so is science made of facts; but a pile of stones is not a house and a collection of facts is not necessarily science. Quote Right
Quote Left Science is facts; just as houses are made of stones, so is science made of facts; but a pile of stones is not a house and a collection of facts is not necessarily science Quote Right

Book: Reflection on the Important Things