21、Suffering is the most powerful teacher of life.

苦难是人生最伟大的老师。

22、If you are doing your best,you will not have to worry about failure.

如果你竭尽全力，你就不用担心失败。

23、True mastery of any skill takes a lifetime.

对任何技能的掌握都需要一生的刻苦操练。

24、There is no royal road to learning.

求知无坦途。

25、I am a slow walker,but I never walk backwards¹.

我走得很慢，但是我从来不会后退。

26、Where there is a will, there is a way.

有志者事竟成。

27、A man has two ears and one mouth that he may hear much and speak little.

人有两只耳朵一张嘴，就是为了多听少说话。

28、The only limit to our realization² of tomorrow will be our doubts of today .

实现明天理想的唯一障碍是今天的疑虑。

29、If the short cut to learning, it also must be diligent³.

如果说学习有捷径可走，那也一定是勤奋。

30、Victory belongs to the most persevering⁴.

坚持必将成功。

31、A bird in the hand is worth two in the bush.

双鸟在林不如一鸟在手。

32、Time is a bird for ever on the wing.

时间是一只永远在飞翔的鸟。

33、Nothing is impossible！

没有什么不可能！

34、When all else is lost the future still remains⁵.

就是失去了一切别的，也还有未来。

35、Winners do what losers don't want to do.

胜利者做失败者不愿意做的事！

36、Adversity is the midwife of genius.

逆境造就天才。

37、Time is money.

时间就是金钱。

38、Every noble work is at first impossible.

每一个伟大的工程最初看起来都是不可能做到的！

39、Never a negative acknowledge why it is impossible.

永远也不要消极地认为什么事是不可能的。

40、What a man needs most is appreciated.

人性最深切的需求就是渴望别人的欣赏。