2, a threesome, there must be my teacher. -The Analects of Confucius

3. No matter how clever people are, they also have long-term plans and mistakes; A fool may give advice to a wise man. -"Historical Records"

4. The feet are shorter and the inches are longer. -"Songs of the South"

5, the granary knows etiquette, food and clothing know honor and disgrace. -Pipe

6. If you are poor, you will be immune to it, while if you are rich, you will help the world. -Mencius

7. People are divided into groups to change the Book of Changes

8. People are inherently mortal, either heavier than Mount Tai or lighter than a feather. -"Historical Records"

9. Disasters often add up, but wisdom and courage are trapped in drowning. —— Ouyang Xiu