In seeking wisdom, the first step is silence, the second listening, the third remembering, the fourth practicing, the fifth — teaching others.

A wise man’s questions contain half the answer.

I am better able to retract what I did not say than what I did.

Kings may be judges of the earth, but wise men are the judges of kings.

My friend is he who will tell me my faults in private.

Plan for this world as if you expect to live forever; but plan for the hereafter as if you expect to die tomorrow.

The beginning of wisdom is to desire it.

The test of good manners is to be patient with bad ones.

There are four types of men in this world: 1. The man who knows, and knows that he knows; he is wise, so consult him. 2. The man who knows, but doesn’t know that he knows; help him not forget what he knows. 3. The man who knows not, and knows that he knows not; teach him. 4. Finally, there is the man who knows not but pretends that he knows; he is a fool, so avoid him.

Your secret is your prisoner; once you reveal it, you become its slave.