Disjunctive Syllogism - Proof

Famous quotes containing the word proof:

“War is a beastly business, it is true, but one proof we are human is our ability to learn, even from it, how better to exist.”
—M.F.K. Fisher (1908–1992)

“It comes to pass oft that a terrible oath, with a swaggering accent sharply twanged off, gives manhood more approbation than ever proof itself would have earned him.”
—William Shakespeare (1564–1616)

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