He who exercises government by means of his virtue may be compared to the north polar star, which keeps its place and all the stars turn towards it.

By three methods we may learn wisdom: First, by reflection, which is noblest; Second, by imitation, which is easiest; and third by experience, which is the bitterest.

A man who reviews the old so as to find out the new is qualified to teach others.

What you do not want done to you, do not do to other people.

The fool does not ask; he who asks is no fool.

Compare yourself to those who are superior to you, and you’ll find yourself lacking; compare yourself to those who are inferior to you, and you’ll find yourself more than good enough.

If you know [something], to recognize that you know it; and if you don’t know [something], to realize that you don’t know it—that is [true] knowledge.

Learning has no boundaries.

Never tire of studying, and never tire of teaching others.

When we walk together with three people, (at least) one of them will have something to teach us.