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 courtry, 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。
Let sleeping dogs lie. 不要惹事生非。
Let the cobbler stick to his last. 安分守己。
Let the dead bury the dead. 往事不重提。
Let the hands get busy, not the mouth. 手要勤劳，嘴莫多说。
Let things take their course. 听其自然。
Let your yea be yea and your nay be nay. 是就是，非就非。
Liars have need of good memories. 谎言者要有好的记忆力。
Liars should have good memories. 说谎的人应有好的记性。
Liberty consists in the power of doing that which is permitted by law. 自由就是做法律许可做的事情的权力。
Liberty is not licence. 自由不是放纵。
Liberty often degenerates into lawlessness. 自由随便，经常堕落到无法无天。
Lie in (oron) the bed one has made. 自作自受。
Lies have short legs. 谎言是站不住脚的。
Life is a battle from cradle to grave. 人生是一场从生到死的战斗。
Life is a comedy to him who thinks and a tragedy to him who feels. 对善思考者，人生为喜剧；对凭感觉者，人生为悲剧。
Life is a flower of which love is the honey. 人生是花朵，爱情是花蜜。
Life is a shuttle 生活犹如梭子。
Life is but a span. 人生如朝露。
Life is compared to voyage. 人生好比是航海。
Life is half spent before we know what it is. 等到认识人生，已经一半过去了。
Life is long if you know how to use it. 如果懂得好好利用，生命就长了。
Life if made up of little things. 生活是由琐事构成的。
Life is measured by thought and action, not by time. 生命的价值是用思想和行为来衡量的，而不是寿命的长短。
Life is not all beer and skittles. 人生并不全是吃喝玩乐。
Life is not so short but there is time enougn for courtesy. 人生虽短，但表示礼貌的时间还是足够的。
Life is short and time is fleeting 人生短暂，光阴易逝。
Life is sweet. 生命是甜美的。
Life, to be worthy of a rational being, must be always in progression. 人生必须永远前进，才不愧为有理智的人。
Life without a friend is death without a witness. 在世无朋友，死后无证人。
Lightly come, lightly go. 易得易失。
Light troubles speak; great troubles are silent. 小困难，大声叫嚷；大困难，闷生不响。
Like attracts like. 物以类聚。
Like author, like book. 书如其人。
Like begets like. 有其父必有其子。
Like cow, like calf. 有其父必有其子。
Like cures like. 以毒攻毒。
Like draws to like. 物以类聚。
Like draws to like the whole world over. 物以类聚，世间皆如此。
Like father, like son. 有其父必有其子。
Like knows like. 英雄识英雄。
Like mother, like daughter. 有其母必有其女。
Like teacher, like pupil. 有其师必有其徒。
Like tree, like fruit. 有其因必有其果。
Little boats must keep the shores. 小船不能航行远。
Little bodies may have great souls. 小小的躯体会有伟大的心灵。
Littel chips light great fires. 星星之火，可以燎原。
Little pigeons can carry great messages. 少年也可以成大事。
Little pitchers have great (or large) ears. 小孩子耳朵长。
Little strokes fell great oaks. 水滴石穿。
Little thieves are hanged, but great one's escape. 窃钩者诛，窃国者侯。
Little things amuse little minds. 小人志卑。
Little wealth, little care. 财少寡忧。
Live and learn. 活到老，学到老。
Live and let live. 自己生活，也要让他人生活。
Live to learn and learn to live. 生而学之，学而生之。
Living without an aim is like sailing without a compass. 生活没有目标，犹如航海没有罗盘。