1, teenagers don't know how to study hard, and old people regret studying late.

2, jade is not a tool, people do not learn and do not understand.

A good book is like a best friend, and it will never be lost.

4. There is a road to diligence in Shushan, and there is no limit to learning the sea.

5. To enrich yourself with knowledge, it is better to dress yourself with pearls.

6, sensitive and eager to learn, not ashamed to ask questions.

7. Reading makes you smarter.

If you don't study hard, it's a waste of time.

9. Ask thousands of families.

10, don't be idle, the boy's head is white, empty and sad.