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Voltaire Quotes about Learning

Men use thought only as authority for their injustice, and employ speech only to conceal their thoughts.

"Le Chapon et la Poularde (1763)". Dialogue by Voltaire, Dialogue XIV. " Bartlett's Familiar Quotations, 10th edition", 1919.

The best is the enemy of the good.

Letter to Duc de Richelieu, 18 June 1744. Although this saying is now associated with Voltaire, he is obviously quoting an Italian proverb here. The French form, which he used later, is Le mieux est l'ennemi du bien.