1.Kings go mad，and the people suffer for it.
君王发狂，百姓遭殃。

2.Kings have long arms.
普天之下，莫非王土。

3.Knowledge is power.
知识就是力量。

4.Knowledge makes humble， ignorance makes proud.
博学使人谦逊，无知使人骄傲。

5.Learn and live.
活着，为了学习。

6.Learning makes a good man better and ill man worse.
好人越学越好，坏人越学越坏。

7.Learn not and know not.
不学无术。

8.Learn to walk before you run.
先学走，再学跑。

9.Let bygones be bygones.
过去的就让它过去吧。

10.Let sleeping dogs lie.
别惹麻烦。

11.Let the cat out of the bag.
泄漏天机。

12.Lies can never changes fact.
谎言终究是谎言。

13.Lies have short legs.
谎言站不长。

14.If a man deceives me once, shame on him; if twice,shame on me.
人欺我一次，此人可耻；欺我二次，我可耻。

15.Honesty and diligence should be your eternal mates.
诚实与勤勉应该成为你永久的伴侣。

16.Pay attention to your enemies, for they are the first to discover your mistakes.
要注意你的敌人，因为是他们第一个发现你的错误。

17.All the splendor in the world is not worth a good friend.
人世间所有的荣华富贵不如一个好朋友。

18.There's nothing in the world so demoralizing as money.
世上没有任何东西比金钱更能使人道德败坏。

19.Man was born free, and everywhere he is in chains.
人是生而自由的，却处处受到束缚。