If the people are governed by laws and punishment is used to maintain order, they will try to avoid the punishment but have no sense of shame. If they are governed by virtue and rules of propriety are used to maintain order, they will have a sense of shame and will become good as well.
I know how the birds fly, how the fishes swim, how animals run. But there is the Dragon. I cannot tell how it mounts on the winds through the clouds and flies through heaven. Today I have seen the Dragon.
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.