1. If jade is not polished, it will become useless. People don’t know if they don’t learn. ("Book of Rites")

2. A thousand-mile embankment collapses in an ant nest. ("Han Feizi")

3. The heavenly net is vast, sparse and not leaking ("Laozi")

4. No one is a sage, and no one can make mistakes. ("Tang Fu")

5. The moon is faint and windy, and the base is moist and rainy. ("Song. Su Xun")

6. The beauty of application lies in one mind. ("History of the Song Dynasty")

7. It takes ten years to grow trees and a hundred years to cultivate people. ("Guanzi")

8. If you don't help yourself, you won't be able to straighten yourself. ("He Guanzi. The Rules of Heaven")

9. Those in authority are confused, but onlookers are clear. ("New Book of Tang")

10. Words are without words, but actions will not go far. (Confucius)

11. There is a reason for holding on, and the words make sense. ("Xunzi")

12. A ruler is shorter and an inch is longer. ("Songs of the Chu")

13. If you listen attentively, you will be enlightened; if you are stubborn and believe, you will be dark. ("Han Wang Fu")

14. If the skin is gone, how can the hair be attached? ("Zuo Zhuan")

15. Avoid his sharp energy and attack his laziness. ("Sun Tzu")

16. Born in sorrow and died in happiness. ("Mencius")

17. If something is wrong, correct it; if not, then encourage it. ("Zhu Xi of the Song Dynasty")

18. Never forgetting the past is the teacher of the future. ("Warring States Policy")

19. What is lost in the east is gained in mulberry trees. ("Book of the Later Han Dynasty")