To know, is to know that you know nothing. That is the meaning of true knowledge. When you say something, say what you know. When you don't know something, say you don't know. That is knowledge.

If you don't know the life yet, how could be possible for you to know the death?

Fine words and an insinuating appearance are seldom associated with true virtue.

The Master said, "A true teacher is one who, keeping the past alive, is also able to understand the present."

Confucius say... politician is one who shakes your hand before elections and your confidence after.

For one word a man is often deemed to be wise, and for one word he is often deemed to be foolish. We should be careful indeed what we say.

Exemplary persons are steadfast in the face of adversity, while petty persons are engulfed by it.