The only thing that one really knows about human nature is that it changes. Change is the one quality we can predicate of it. The systems that fail are those that rely on the permanency of human nature, and not on its growth and development. The error of Louis XIV was that he thought human nature would always be the same. The result of his error was the French Revolution. It was an admirable result.
Loveless marriages are horrible. But there is one thing worse than an absolutely loveless marriage. A marriage in which there is love, but on one side only; faith, but on one side only; devotion, but on one side only, and in which of the two hearts one is sure to be broken.
Civilization is not by means an easy thing to attain to. There are only two ways by which man can reach it. One is by being cultured, the other by being corrupt.
The more one analyses people, the more all reasons for analysis disappear. Sooner or later one comes to that dreadful universal thing called human nature.