Disjunctive Syllogism - Proof

Famous quotes containing the word proof:

“To cease to admire is a proof of deterioration.”
—Charles Horton Cooley (1864–1929)

“Right and proof are two crutches for everything bent and crooked that limps along.”
—Franz Grillparzer (1791–1872)

“He who has never failed somewhere, that man can not be great. Failure is the true test of greatness. And if it be said, that continual success is a proof that a man wisely knows his powers,—it is only to be added, that, in that case, he knows them to be small.”
—Herman Melville (1819–1891)