“The proof of battle is action, proof of words, debate.”
XVI. 630 (tr. Robert Fagles).
Iliad (c. 750 BC)
“I mean the word proof not in the sense of the lawyers, who set two half proofs equal to a whole one, but in the sense of a mathematician, where ½ proof = 0, and it is demanded for proof that every doubt becomes impossible.”
In a letter to Heinrich Wilhelm Matthias Olbers (14 May 1826), defending Chevalier d'Angos against presumption of guilt (by Johann Franz Encke and others), of having falsely claimed to have discovered a comet in 1784; as quoted in Calculus Gems (1992) by George F. Simmons
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Carl Friedrich Gauss 50
German mathematician and physical scientist 1777–1855Related quotes
G. H. Hardy
(1877–1947) British mathematician
Source: Ramanujan (1940), Ch. I : The Indian mathematician Ramanujan.
Mathematics and Mathematicians (1992); published in Is Mathematics Inevitable? A Miscellany (2008), edited by Underwood Dudley, p. 3. ISBN 0883855666
Jordan Peterson
(1962) Canadian clinical psychologist, cultural critic, and professor of psychology
Twitter, November 25, 2013 ( archive http://archive.is/khKVm)
Other
“Proof is the idol before whom the pure mathematician tortures himself.”
Arthur Stanley Eddington
(1882–1944) British astrophysicist
Source: The Nature of the Physical World (1928), Ch. 15 Science and Mysticism
“The simplicity of Bell's proof opens it to everyone, not just physicists and mathematicians.”
Nick Herbert
(1936) American physicist
Source: Quantum Reality - Beyond The New Physics, Chapter 12, Bell's Interconnectedness Theorem, p. 215
“A multitude of words is no proof of a prudent mind.”
Thales
(-624–-547 BC) ancient Greek philosopher and mathematician
As quoted in Diogenes Laërtius, The Lives and Opinions of Eminent Philosophers, I, 35; as translated in Dictionary of Quotations (Classical) edited by Thomas Benfield Harbottle, p. 455
Also translated as: "Many words do not declare an understanding heart."
