If names are not correct, then language is not in accord with the truth of things. If language is not in accord with the truth of things, then affairs cannot be carried out successfully.

Ignorance is the night of the mind, but a night without moon or star.

If you don't know how to serve men, why worry about serving the gods?

Acquire new knowledge whilst thinking over the old, and you may become a teacher of others.

When you are ignorant about something, to know that you are ignorant about it - that is knowledge.

If there were an honorable way to get rich, I’d do it, even if it meant being a stooge standing around with a whip. But there isn’t an honorable way, so I just do what I like.

The superior man is slow in his words and earnest in his conduct.