There were never in the world two opinions alike, any more than two hairs or two grains. Their most universal quality is diversity.
Michel de Montaigne
Michel de Montaigne (1533–1592), French essayist. “Of the Resemblance of Children to Fathers,” The Essays (Les Essais), bk. II, ch. 37, Simon Millanges, Bordeaux, first edition (1580).