12、A man can't ride your back unless it is bent.

　　你的腰不弯，别人就不能骑在你的背上。

　　13、Although again sweet candy, also has a bitter day.

　　即使再甜的糖，也有苦的一天。

　　14、Sharp tools make good work.

　　工欲善其事，必先利其器。

　　15、Never put off what you can do today until tomorrow.

　　今日事今日毕!

　　16、Wasting time is robbing oneself.