You may have enemies whom you hate, but not enemies whom you despise. You must be proud of your enemy: then the success of your enemy shall be your success too.

The quality of a marriage is proven by its ability to tolerate an occasional "exception.

Philosophers are in the habit of setting themselves before life and experience.

Those who are bent on revolutionizing society may be divided into those who seek something for themselves thereby and those who seek something for their children and grandchildren.

One who dresses in rags that have been washed clean dresses cleanly to be sure, but raggedly nonetheless.

The earth has a skin and that skin has diseases; one of its diseases is called man.

To escape boredom, man works either beyond what his usual needs require, or else he invents play, that is, work that is designed to quiet no need other than that for working in general.