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Quote by Ernest Hemingway

Author

Ernest Hemingway
Ernest Hemingway

American author known for his concise and forceful writing style, as well as his profound insights into life. Hemingway's works cover a wide range of themes including war, adventure, and love, with notable titles such as 'The Old Man and the Sea' and 'A Farewell to Arms'. more

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“I think it is said that Gauss had ten different proofs for the law of quadratic reciprocity. Any good theorem should have several proofs, the more the better. For two reasons: usually, different proofs have different strengths and weaknesses, and they generalise in different directions - they are not just repetitions of each other.”

“The man who has learned that three plus one are four doesn't have to go through a proof of that assertion with coins, or dice, or chess pieces, or pencils. He knows it, and that's that. He cannot conceive a different sum. There are mathematicians who say that three plus one is a tautology for four, a different way of saying "four" ... If three plus one can be two, or fourteen, then reason is madness.”