"After you" is good manners. “您先请”是礼貌。
"Never" is a long word. 不要轻易说“决不”。
A bad beginning makes a bad ending. 恶其始者必恶其终.
A bad bush is better than the open field. 有胜于无.
A bad compromise is better than a good lawsuit. 吃亏的和解也比胜诉强.
A bad conscience is a snake in one's heart. 做贼心虚.
A bad custom is like a good cake, better broken than kept. 坏习惯像鲜馅饼,分食要比保存好.
A bad padlock invites a picklock. 开门揖盗.
A bad thing never dies. 坏事传千年.
A bad workman always blames his tools. 不会撑船怪河弯。
A bad workman quarrels with his tools 拙匠常怨工具差.
A bargain is a bargain. 达成的协议不可撕毁.
A beggar's purse is bottomless. 乞丐的钱袋是无底洞.
A bird in the hand is worth than two in the bush. 一鸟在手胜过双鸟在林。
A bird is known by its note, and a man by his talk. 闻其歌知其鸟,听其言知其人.
A bird may be known by its song. 什麽鸟唱什麽歌.
A bit in the morning is better than nothing all day. 略有胜于全无.
A blind man who leans against a wall imagines that it's the boundary of the world. 坐井观天.
A blind man will not thank you for a looking-glass. 秋波送盲,白费痴情.