The failure to cultivate virtue, the failure to examine and analyze what I have learned, the inability to move toward righteousness after being shown the way, the inability to correct my faults-these are the causes of my grief.

A gentleman wishes to be slow to speak and quick to act.

If you reflect within yourself and find nothing to be ashamed of, how could you have anxiety or fear.

Writing cannot express all words, words cannot encompass all ideas.

The general of a large army may be defeated, but you cannot defeat the determined mind of a peasant.

A man living without conflicts, as if he never lives at all.

There are three degrees of filial piety. The highest is being a credit to our parents, the second is not disgracing them; the lowest is being able simply to support them.