I]n the streets of Milan... moved a people as fantastic, changeful, and dreamlike. To Leonardo least of all men could there be anything poisonous in the exotic flowers of sentiment which grew there. It was a life of brilliant sins and exquisite amusements... -from "Leonard Da Vinci" With his thoughtful sensibility and appreciation of the artistic experience, Walter Pater exerted a dramatic influence over the Aesthetics of the mid to late 19th century: a movement of creative intellectuals, from writer Oscar Wilder to painter James McNeill Whistler, who held that art should be sensual and...