1. Variety is the spice of life.

2. 少壮不努力，老大徒伤悲。

3. A young idler, an old beggar.

4. 求知无坦途。

5. 苦难是人生最伟大的老师。

6. Life is a great big canvas, and you should throw all the paint on it you can.

7. A guest should suit the convenience of the host.

8. 变化是生活的调味品。

9. Sharp tools make good work.

10. 天外有天，山外有山。

11. One never lose anything by politeness.

12. The shortest way to do many things is to only one thing at a time.

13. A fall into the pit, a gain in your wit.

14. Clumsy birds have to start flying early.

15. 公事公办。

16. 讲礼貌不吃亏。

17. Life would be too smooth if it had no rubs in it.

18. As heroes think, so thought Bruce.

19. 生活是一种艺术，要在不充足的前提下得出充足的结论。

20. 吃一堑，长一智。

21. Life is the art of drawing sufficient conclusions form insufficient premises.

22. 笨鸟先飞。

23. Do one thing at a time, and do well.

24. 英雄所见略同。

25. 人生真实，人生诚挚。

26. 生活是绘画，不是做算术。

27. A bosom friend afar brings a distant land near.

28. The greatest test of courage on earth is to bear defeat without losing heart.

29. The world is like a mirror: Frown at it and it frowns at you; smile, and it smiles too.

30. 一次只做一件事，做到最好！

31. 一日一个苹果，身体健康不求医。

32. Doubt is the key to knowledge.

33. 机不可失，时不再来。

34. 精神的财富是唯一的财富。

35. 人最好的朋友是自己的十个手指。

36. You can't judge a tree by its bark.

37. Life is like music. It must be composed by ear, feeling and instinct, not by rule.

38. 同舟共济。

39. 殊途同归。

40. A contented mind is a continual / perpetual feast.