2. Being diligent in business, but lacking in fun; What is accomplished by thinking is destroyed by following-Han Yu

3. Learning without thinking is useless, and thinking without learning is dangerous-Confucius

4. Those who know are not as good as those who are good, and those who are good are not as happy as those who are good-Confucius

5. In a threesome, there must be a teacher. Choose those who are good and follow them, and change those who are not good-Confucius

6. Be inspired by Poetry, stand on ceremony, and be happy-Confucius

7. Don't do to others what you don't want others to do to you-Confucius

8. Read thousands of books and write like a god-Du Fu

9. Read well. Go to Wan Li Road-Liu Yi

12. Black hair doesn't know how to study early, but white hair regrets how to study late-Yan Zhenqing

13. The book is affectionate like an old friend, and every blind date is sad and happy in the morning-Yu Qian

14. A good book is still medicine, and a good reading can cure a fool-Liu Xiang

15. A young man doesn't work hard.

16. Don't be idle, turn your head white and be sad —— Yue Fei

17. Make great efforts to know all the words in the world, and make up your mind to read all the books on earth —— Su Shi

18. Birds should flap their wings before they can soar, and people should study before they can make progress —— Li Kuchan

19. Make up their mind to think about true character and study.