16.Rome wasn't built in a day.

伟业非一日建成

17.Well begun, half done.

好的开始,成功了一半

18.Every cloud has a silver  lining.

乌云背后是银边

19.Look before you leap .

三思而后行

20.Birds of a feather flock together.

物以类聚

21.A little knowledge  is dangerous.

一知半解最危险

22.Clothes make the man.

人要衣装.佛要金装

23.A good medicine tastes bitter.

良药苦口.

24.History repeats  itself.

历史会重演

25.strike while the iron is hot.

趁热打铁

26.as poor as a church mouse.

穷得一文不名

27.Where there's smoke , there's fire.

无风不起浪.事出必有因

28.A journey of a thousand miles begins with a single step.

千里之行始于足下

29.A rolling stone gathers no moss .

滚石不生苔.转业不聚财

30.Many hands make light work.

人多好做事.