some useful proverb!(continual subject)

One lie makes many. 说一谎需百谎圆。 l@~1CMyN  
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One man\'s meat is another man\'s poison. 人各有所好。 >a?
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One swallow does not make a summer. 独燕不成夏；不能单凭一个例子而下定论。 y*y`t6D  
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Opportunity seldom knocks twice. 机会很少敲两次门，机会难逢。 AlAh S<  
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Out of sight, out of mind. 久别情疏。

Paddle your own canoe. 自力更生。 /UEV8 1  
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Patience is a virtue. 忍耐是一种美德。 R>/QARX  
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Pay somebody back in his own coin. 以其人之道，还治其人之身。 2U=/<3;u  
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Pleasant hours fly fast. 欢乐时光总是过得特别快。 <K=@-4/Bp  
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Poverty is the mother of crime. 贫穷为罪恶之母。

Practice makes perfect. 熟能生巧。 :t2 9`x  
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Prevention is better than cure. 预防胜于治疗。 cq'}2pob  
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Pride goes before fall. 骄兵必败。 N/`TrWVF  
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Rome was not built in a day. 罗马不是一天造成的。 `<l/GwtAJ  
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Saying is one thing and doing is another. 说是一回事，做又是另一回事。 PfwI@%2  
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Searching for a needle in a haystack. 大海捞针。

Second thoughts are best. 三思而后行。 iylBK!ou  
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Seeing is believing. 眼见为实；百闻不如一见。 yV 9]_k  
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Self-praise is no recommendation. 自己说好不算好。 7- *(
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Silence gives consent. 沉默表示同意。 (<d&B
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Silence is golden. 沉默是金。

Talk of the devil and he\'s sure to appear. 说曹操，曹操就到。 d'lr:=GQ  
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Tall trees catch much wind. 树大招风。 A4 A6F<  
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The apples on the other side of the wall are the sweetest. 别人的东西总比自己的要好。 ]<\;d B  
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The bait hides the hook. 耳中藏钩；笑里藏刀。 k *G!.  
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The beaten road is the safest. 众人常走之路最安全

The best fish swim near the bottom. 好鱼总在水底游；好酒沉瓮底；珍贵的东西不易得。 [G'!`^V,  
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The best of friends must part. 最好的朋友亦终须一别。 v3hQv)j)  
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The biter is sometimes bit. 骗子有时反被骗。 T~wZ  
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The bull must be taken by the horns. 捉牛须先捉牛角；勇于面对困难。 },Re5W nl  
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The child is father of the man. 由小见大；江山易改，本性难移。