The Master said, “The gentleman understands what is right, whereas the petty man understands profit.” (Analects 4.16)

Not to alter one's faults is to be faulty indeed.

In antiquity men studied for their own sake; nowadays men study for the sake of impressing others.

The gentleman prefers to be slow in word but diligent in action.

The green reed which bends in the wind is stronger than the mighty oak which breaks in a storm.

The superior man is anxious lest he should not get the truth; he is not anxious lest poverty should come upon him.

To think twice is quite enough.