Do as you would be done by. 推己及人。
Do business, but be not a slave to it. 要做事，但不要做事务的奴隶。
Dog does not eat dog. 物不伤其类。
Dogs that bark at a distance bite not at hand. 远处叫得凶的狗，不会近身来咬人。
Dogs that run after many hares kill none. 多谋寡成。
Dogs wag their tails not so much in love to you as your bread. 狗摇尾巴，爱的是面包。
Doing is better than saying. 行胜于言。
Do in Rome as the Romans do. 入乡随俗。
Do not all you can, spend not all you have; believe not all you hear; and tell not all youknow. 不要为所能为，不要花尽所有，不要全信所闻，不要言尽所知。
Do not cut down the tree that gives you shade. 不要忘恩负义。
Do not despise your enemy. 万勿轻敌。
Do not give a dog bread every time he wags his tail. 不要有求必应。
Do not praise a day before sunset. 切勿褒贬过早。
Do not run too fast after gain. 不要见利就拼命追。
He sits no sure that sits too high. 高处不胜寒。
He that respects not is not respected. 欲受人敬，要先敬人。
So said, so done. 说到做到。言出必行。
Haste makes waste. 忙乱易错。欲速则不达。
Better be envied than pitied. 宁被人妒，不受人怜。
Although the sun shine, leave not your cloak at home. 未雨绸缪。
So the world wags. 这就是人生。
One can not be in two places at once. 一心不可二用。
No weal without woe. 福兮祸所伏， 祸兮福所倚。
Little chips light great fires. 星星之火，可以燎原。
We never know the worth of water till the well is dry. 井干方知水珍贵
Less is more. 简单就是美
A blessing in disguise. 因祸得福
Love me, love my dog.爱屋及乌
Every dog has his day. 凡人皆有得意日
Sharpening your axe will not delay your job of cutting wood.
磨刀不误砍柴功。
Seeing is believing.眼见为实
Well begun is half done.好的开端是成功的一半
Time flies never to be recalled. 光阴一去不复返
When in Rome, do as Roman do.入乡随俗
Kill two birds with one stone.一箭双雕
East or west, home is best. 走东串西，还是家里好
Equal pay for equal work.同工同酬
Put the cart before the horse. 本末倒置
Pride goes before a fall. 骄兵必败
Reading makes a full man. 读书使人完善
Knowledge is power. 知识就是力量
Failure is the mother of success. 失败是成攻之母
Practice makes perfect.熟能生巧
All roads lead to Roma. 条条大道通罗马
Don't judge a person by the clothes he wears. 不能以貌取人
Like knows like. 惺惺相惜。
It is a poor mouse that has only one hole. 狡兔三窟。
Dreams are lies. 梦不足信。
Do not teach fish to swim. 不要班门弄斧。
A light heart live long. 心情开朗寿命长。不恼不愁，活到白头。
An apple a day keeps the doctor away. 日吃苹果一只，身体健康不求医。
Poverty is stranger to industry. 勤劳之人不受穷。
Easy come, easy go. 易得易失。
Eat at pleasure, drink with measure. 随意吃饭，适度饮酒。
Eat one''s cake and have it. 又要马儿好，又要马儿不吃草。
Eat to live, but not live to eat. 吃饭是为了生存，但生存不是为了吃饭。
Eat to please thyself, but dress to please others. 吃是使自己受用，穿是使别人受用。
Education begins a gentleman, conversation completes him. 人的教养始于教育，成于社交。
Education has for its object the formation of character. 教育的目的在于培养品德。
Elbow grease gives the best polish. 只要功夫深，铁杵磨成针。
Empty vessels make the greatest sound. 空桶响声大。
Enough is as good as a feast. 知足常乐。
Envy assails the noblest, the winds howl around the highest peak. 高位遭人妒，高峰招风吹。
Equivocation is first cousin to a lie. 支支吾吾，其言必诈。
Errors, like straws, upon the surface flow; he who would search for pearls must dive below. 错误像稻草，漂浮在水面。欲觅珍珠者，须往水下潜。
Facts are stubborn things. 事实是不容改变的东西。
Failure is the mother of success. 失败是成功之母。
Faint heart never wins fair lady.
Fair and softly go far in a day. 谦和稳重，前程远大。
Fair faces need no paint. 貌美毋须修饰。
Faith will move mountains. 精诚所至，金石为开。
Fall sick and you will see who is your friend and who is not. 困难见友情。
False friends are worse than open enemies. 明枪易躲，暗箭难防。
False tongue will hardly speak truth. 虚伪者不肯说真话。
False with one can be false with two. 对一个人虚伪，也会对两个人虚伪。
Fame is a magnifying glass. 名誉是放大镜。
Fame like a river is narrowest at its source and broadest afar off. 名誉像条河，源头最狭窄，远处最宽阔。