What you dislike in your superiors, avoid doing to your inferiors. What you dislike in your inferiors, avoid doing when working for your superiors. What you hate in those who are in front of you, do not do to those behind you.

Do not use a cannon to kill a mosquito.

Not too isolated, not too many relationships, the middle, that's wisdom.

Sincerity is the way of heaven.

A father's and a mother's age must be borne in mind; with joy on the one hand, fear on the other.

A good man will certainly also possess courage; but a brave man is not necessarily good.

When strict with oneself, one rarely fails.