A friend in need is a friend indeed.患难朋友才是真正的朋友。

　　Actions speak louder than words.事实胜于雄辩

　　All is not gold that glitters.闪光的不一定都是金子

　　An idle youth， a needy age.少壮不努力，老大徒伤悲

　　Bitter pills may have wholesome effects.良药苦口

　　Do wrong once and you"ll never hear the end of it.一失足成千古恨

　　Every cloud has a silver lining.守得云开见月明

　　Every man has his fault.人孰无过

　　First come， first served.捷足先登

　　Haste makes waste.欲速则不达

　　Honesty is the best policy.诚实至上

　　In fair weather prepare for foul.未雨绸缪

　　Knowledge is power.知识就是力量

　　Let bygones be bygone.既往不究