2565  “The fool doth think he is wise, but the wise man knows himself to be a fool.”

3000  “People are just as happy as they make up their minds to be.”

1825  “Two things are infinite: the universe and human stupidity; and I'm not sure about the universe.”

1187  Better be wise by the misfortunes of others than by your own.

1305  The creation of something new is not accomplished by the intellect but by the play instinct acting from inner necessity. The creative mind plays with the objects it loves.