“Skepticism is a virtue in history as well as in philosophy.”
Napoleon Bonaparte
“The skeptic does not mean him who doubts, but him who investigates or researches, as opposed to him who asserts and thinks that he has found”
Miguel de Unamuno
“All that belongs to human understanding, in this deep ignorance and obscurity, is to be skeptical, or at least cautious; and not to admit of any hypothesis, whatsoever; much less, of any which is supported by no appearance of probability”
David Hume
“Skepticism is the first step on the road to philosophy”
Denis Diderot
“Skepticism has never founded empires, established principals, or changed the world's heart. The great doers in history have always been people of faith.”
Edwin Hubbel Chapin
“The virtues of science are skepticism and independence of thought.”
Walter Gilbert
“Skepticism is slow suicide”
Ralph Waldo Emerson