17.Better be the head of a dog than the tail of a lion.宁为鸡头,不为凤尾.

　　18.A stitch in time saves nine.防微杜渐.

　　19.Diamond cuts diamond.强中更有强中手.

　　20.The early bird catches the worm.捷足先登.

　　21.Whatever you go, go with all your heart.无论做什么事,一定要全力以赴.91.The good seaman is known in bad weather.惊涛骇浪,方显英雄本色.

　　22.Where there is life, there is hope.留得青山在,不怕没柴少.

　　23.All thing are difficult before they are easy.万事开头难.

　　24.Life is not all roses.人生并不都是康庄大道.

　　25.Heaven never seals off all the exits.天无绝人之路.

　　26.Is it not a joy to have friends come from afar?

　　27.Reading is always profitable.开卷有益.

　　28.A gentleman acts on behalf of an understanding friend,as a woman makes herself beautiful for her lover.士为知己者用,女为说悦己者容.

　　29.Actions speak louder that words.事实胜于雄辩.

　　30.Mastery of work comes from diligent application, and success deponds on forethought.业精于勤,行成于思.