know it maybe good

1 Cry for the moon.

 

海底捞月。

 

2 Custom is a second nature.

 

习惯是后天养成的。

 

3 Custom makes all things easy.

 

有个好习惯，事事皆不难。

 

4 Diamond cuts diamond.

 

强中自有强中手。

 

5 Do as the Romans do.

 

入乡随俗。

 

6 Do as you would be done by.

 

己所不欲，勿施于人。

 

7 Doing is better than saying.

 

与其挂在嘴上，不如落实在行动上。

 

8 Do it now.

 

机不可失，时不再来。

 

9 Do nothing by halves.

 

凡事不可半途而废。

 

10 Don't claim to know what you don't know.

 

不要不懂装懂。