The skilful employer of men will employ the wise man, the brave man, the covetous man, and the stupid man.

Neither a wise man nor a brave man lies down on the tracks of history to wait for the train of the future to run over him.

Knowledge is the treasure of a wise man.

It is best for the wise man not to seem wise.

It takes a wise man to recognize a wise man.

It takes a wise man to discover a wise man.