Painting is possessed of a divine power, for not only . . . does it make the absent present, but it also, after many centuries, makes the dead almost alive, so that they are recognized with great admiration . . .
Source: Treatise on Painting, 1436.
-- Leon Battista Alberti, (Feb 14 1404-1472), Italian architect, philospher, poet; He was the principal initiator of Renaissance art theory; wrote De re aedificatoria, 10 vols 1485 which stimulated interest in Roman architecture.