There is no morality by instinct. There is no social salvation in the end without taking thought; without mastery of logic and application of logic to human experience.
Most men have always wanted as much as they could get; and possession has always blunted the fine edge of their altruism.
Conventional manners are a kind of literacy test for the alien who comes among us.
Civilization is merely an advance in taste: accepting, all the time, nicer things, and rejecting nasty ones.