2. The old horse said to Xu Sanduo: You are muddling along now, be careful that you will not get along in the future.

Xu Sanduo cried and said to the monitor: Monitor, I don't want to be a top student. Being a top student is too tiring. I want to be a fool. Fools are not afraid of people leaving, and fools are not sad.

4. Xu Sanduo: Being meaningful means living well, and living well means doing meaningful things.