Book 5 — 515.

The Increase of Beauty.—Why has beauty increased by the progress of civilisation? because the three occasions for ugliness appear ever more rarely among civilised men: first, the wildest outbursts of ecstasy; secondly, extreme bodily exertion, and, thirdly, the necessity of inducing fear by one's very sight and presence—a matter which is so frequent and of so great importance in the lower and more dangerous stages of culture that it even lays down the proper gestures and ceremonials and makes ugliness a duty.