There are three things which the superior man guards against. In youth ... lust. When he is strong ... quarrelsomeness. When he is old ... covetousness.
We can know a person by observing his behaviour, understanding the reasons for his actions and ascertaining his intentions. If we do this, how can we not know him?
When we see persons of worth, we should think of equaling them; when we see persons of a contrary character, we should turn inwards and examine ourselves.
The young should be dutiful at home, modest abroad, careful and true, overflowing in kindness for all, but in brotherhood with love. And if they have strength to spare they should spend it on the arts.
Virtue is more to man than either water or fire. I have seen men die from treading on water and fire, but I have never seen a man die from treading the course of virtue.