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 penny always turns up.
A bad thing never dies. 坏事传千年。
A bad workman quarrels with his tools. 拙匠常怨工具差(人笨怨刀钝)。
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 two in the bush. 双鸟在林不如一鸟在手。
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. 什么鸟唱什么歌。
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。
Jest with an ass and he will flap you in the face with his tail. 你跟驴子开玩笑，将被驴尾打耳光。
Joy and sorrow are next-door neighbours. 是喜是忧难以分。
Joy often comes after sorrow, like morning after night. 暮去必将朝至，苦尽常会甜来。
Joy put heart into a man. 人逢喜事精神爽。
Joy shared with others are more enjoyed. 与人同乐，其乐无穷。
Jadge not a book by its cover. 人不可貌相。
Judge not according to the appearance. 不要以貌取人。
Judge not of men and things at first sight. 审人论事宜谨慎，一见之下莫断定。
Justice has long arms. 天网恢恢，疏而不漏。
Labour is light where love doth pay. 爱情作酬报，劳苦必轻松。
Labour is often the father of pleasure. 勤劳常为快乐之源。
Labour is the capital of our working men. 劳动力是劳动人民的资本。
Lack of knowledge is darker than night. 没有知识比黑夜还要黑。
Late repentance is seldom true. 后悔少有诚意。
Laugh and grow fat. 心宽体胖。
Laugh, and the world laughs with you; weep, and you weep alone. 你笑，人人陪你笑；你哭，惟独你自哭。
Laugh at your ills, And save doctors'' bills. 生病不忧虑，节省医药费。
Laugh before breakfast you''ll cry before supper. 乐极生悲。
Law makers should not be law breakers. 正人先正己。
Laws catch flies but let hornets go free. 法网只捉苍蝇，不捉黄蜂。
Lawsuits consume time, and money, and rest, and friends. 诉讼将消耗时间、金钱、休息和失去朋友。
Lazy folks take the most pains. 懒汉多吃苦。
Learning is an ornament in prosperity, a refuge in adversity, and a provision in old age. 学问在得意时是装饰品，失意时是庇护所，年老时是供应品。
Learning is wealth to the poor, an honour to the rich, an aid to the young, and a support and comfort to the aged. 学问是穷人的财富，是富人的荣誉，是青年的帮助，是老年的支持和安慰。
Learning makes a good man better and ill man worse. 知识能使好人更好，坏人更坏。
Learning without thought is labour lost; thought without learning is perilous. 学而不思则罔，思而不学则殆。
Learn to creep before you leap. 循序渐进。
Learn to say before you sing. 按部就班。
Learn to suffer without complaining; that is the best thing I can teach you. 要学会受痛苦而不怨，这是我教你的至要之事。
Learn to walk before you run. 循序渐进。
Learn wisdom by the follies of others. 要从别人的愚行中学到聪明。
Learn young, learn fair. 学习趁年轻，既学就学好。
Least said, soonest mended. 多说反坏事。
Lend your money and lose your friend. 赔了夫人又折兵。
Let beggars match with beggars. 龙配龙，凤配凤。
Let bygones be bygones. 既往不昝。
Let difficulties occur but not the loss of courage. 纵使困难重重，也不丧失勇气。
Let every man praise the bridge he goes over. 饮水思源。
Let every man speak well of the bridge theat carries him over. 饮水思源。
Let every tub stand on its own bottom. 各人管各人自己。
Let not the cobbler go beyond his last. 安分守己。
Let not the sun go down upon thy wrath. 日落之前，平息你的怒火吧。
Let our object be our country, our whole country, and nothing but our country. 我们的心目中要有国家，要有整个国家，而且只有我们的国家别如其他。
Let''s cross the bridge when we come to it. 既来之，则安之。