True knowledge is when one knows the limitations of one's knowledge.

If you look into your own heart, and you find nothing wrong there, what is there to worry about? What is there to fear?

A great man is hard on himself; a small man is hard on others.

What the great learning teaches, is to illustrate illustrious virtue; to renovate the people; and to rest in the highest excellence.

Is there any one maxim which ought to be acted upon throughout one's whole life? Surely the maxim of loving kindness is such: Do not unto others what you would not they should do unto you.

To know your faults and be able to change is the greatest virtue.

When superiors are fond of showing their humanity, inferiors try to outstrip one another in their practice of it.