The 5-word famous short sentence is:

1. Think twice before you act. ——Confucius

2. There can be no waves without wind. ——Gao Yubao

3. Think twice before acting. ——Confucius

4. A gentleman is magnanimous. ——Confucius

5. A friend in need is a friend indeed. ——Aesop

6. The fewer words, the better. ——Dickens

7. Noble people often forget things. ——Wang Dingbao

8. The prime years will never come back again. ——Tao Yuanming

9. Knowledge is power. ——Bacon

10. We must adhere to the truth. ——Herzen

11. Indifference helps clarify one’s ambition. ——Liu An

12. People cannot stand without faith. ——"The Analects of Confucius·Yan Yuan"

13. Men should strengthen themselves. ——Wang Zhu

14. Learning is impossible. ——"Xunzi Encouraging Learning"

15. Accumulation is hard but hair is thin.

——Su Shi