1. It's never too late to mend.

2. 善始善终

3. When in Rome, do as Roman do.

4. 入乡随俗

5. 光阴一去不复返

6. Two heads are better than one.

7. Deal with a man as he deals with you.

8. Look before you leap.

9. 趁热打铁

10. A friend in need is a friend indeed.

11. Time and tide wait for no man.

12. 以其人之道还治其人之身

13. A good beginning makes a good ending.

14. 三思而后行

15. 先来先招待。

16. Strike while the iron is hot.

17. 好的开端是成功的一半

18. 三个臭皮匠顶一个诸葛亮。

19. 患难中的朋友才是真正的朋友。

20. 不劳则无获

21. There is no smoke without fire.

22. 有志者事竟成。

23. 时不待人

24. 亡羊补牢

25. No pains，no gains.

26. Well begun is half done.

27. He laughs best who laughs last.

28. 无风不起浪

29. First come, first served.

30. Where there is s will，there is a way.

31. Time flies never to be recalled.

32. 谁笑到最后谁笑得最美