1.No man is wise at all times.
智者千虑，必有一失。

2.Never put off till tomorrow what you can do today.
今天能做的事绝不要拖到明天。

3.Diligence is the mother of success.
勤奋是成功之母。

4. Truth is the daughter of time.
时间见真理。

5.All work and no play makes Jack a dull boy.
只工作，不玩耍，聪明孩子也变傻。

6.Kill two birds with one stone.
一石双鸟。

7.Easier said than done.
说起来容易做起来难。

8.Genius is one percent inspiration and 99 percent perspiration.
天才一分来自灵感，九十九分来自勤奋。

9.Action speak louder than words.
事实胜于雄辩。

10.He who has health has hope, and he who has hope has everything.
身体健壮就有希望，有了希望就有了一切。

11.Wisdom in the mind is better than money in the hand.
胸中有知识，胜于手中有金钱。

12.He who laughs last laughs best.
谁笑在最后，谁笑得最好。

13.Courage and resolution are the spirit and soul of virtue.
勇敢和坚决是美德的灵魂。

14.There is no smoke without fire.
无风不起浪。

15.Many hands make light work.
人多好办事。

16.Money is a good servant but a bad master.
要做金钱的主人，莫作金钱的奴隶。

17.No man is born wise or learned.
人非生而知之。

18.Reading makes a full man.
读书长见识。

19.It‘s hard sailing when there is no wind.
无风难驶船。

20.Seeing is believing.
百闻不如一见。