No practice, no gain in one's wit.    吃一塹，長一智.
No road is long with good company.    途有好伴，不覺路遠.
No root, no fruit.    沒有根，就沒有果.
No rose without a thorn.    玫瑰都有刺.
No rule without an exception.    沒有一條規則沒有例外.
No safe wading in an unknown water.    未知水深淺，涉水有危險.
No smoke without fire.    無風不起浪。
No smoke without some fire.    無風不起浪.
No song, no supper.    不勞無獲.
No sooner said than done.    言而必行.
No sunshine but bath some shadow.    有明必有暗.
No sweet without some sweat.    不勞則無獲.
No sweet without sweat.    先苦后甜。
No time like the present.    只爭朝夕.
No vice goes alone.    壞事不單行.
No way is impossible to courage    勇敢面前沒有通不過的路.
No way is impossible to courage.    勇者無懼。
No wisdom like silence.    智者寡言.
No wrong without remedy.    無錯不可糾.
None are so blind as those who won't see.    視而不見。
None are so deaf as those who will not hear.    不愿傾聽意見者最聾.
None are so deaf as those who won't hear.    充耳不聞。
None but a wise man can employ leisure well.    唯智者善于利用空閑.
None but the brave deserve the fair.    英雄才能配美人.
None but the wearer knows where the shoe pinches.    只有那個穿鞋人，才知哪里鞋軋腳.
None knows the weight of another's burden.    看人挑擔不吃力.
None preaches better than the ant, and she says nothing.    螞蟻不說話，但最善于說教.
None so blind as those who won't see.    最瞎莫如視而不見.
None so deaf as those that won't hear.    置若罔聞.
Nor fame I slight, nor for her favours call; she come unlooked for, if she comes at all.    我不輕蔑名譽，也不需要她的青睞；如果她竟來的話，也是不求而自來的.
Not let the grass grow under one's feet.    不失時機.
Not to advance is to go back.    不進則退。
Not to know what happened before one was born is always to be a child.    不懂世故，幼稚可笑。
Nothing brave, nothing have.    不入虎穴，焉得虎子.
Nothing comes amiss to a hungry man.    饑不擇食.
Nothing comes from (or of) nothing.    無風不起浪.
Nothing comes out of the sack but what was in it.    無風不起浪.
Nothing comes wrong to a hungry man.    饑不擇食.
Nothing crave, nothing have.    有求才有應.
Nothing down, nothing up.    沒有挫折，沒有成功。
Nothing dries sooner than a tear.    眼淚干得最快。
Nothing for nothing and very little for a half penny.    一分錢，一分貨.
Nothing in the world is difficult for one who sets his mind to it.    世上無難事，只怕有心人。
Nothing is difficult to a man who wills.    世上無難事，只怕有心人.
Nothing is difficult to the man who will try.    世上無難事，只要肯登攀。
Nothing is impossible (or difficult) to the man who will try.    天下無難事，只怕不努力.
Nothing is impossible to the man that can will.    世上無難事，只怕有心人。
Nothing is impossible to willing mind (or heart).    有志者事竟成.
Nothing is really beautiful but truth.    只有真理才是真美.
Nothing is so necessary for travelers as languages.    外出旅行，語言最要緊。
Nothing is stolen without hands.    無風不起浪.
Nothing is to be got without pains but poverty.    世上唯有貧窮可以不勞而獲。
Nothing must be done hastily but killing of fleas.    除非消滅跳蚤，做事不必急躁.
Nothing seek, nothing find.    無所求，則無所獲.
"Nothing seek, nothing find.
"    "無所求則無所獲。
"
Nothing so bad, as not to be good for something.    塞翁失馬，安知非福.
Nothing so necessary for travellers as languages.    旅行者最需要的是幾種語言.
Nothing succeeds like success.    一事成功，事事順利.
"Nothing succeeds like success.
"    一事如意，事事順利。
Nothing to be got without pains but poverty.    只有貧困可以不勞而獲得.
Nothing venture, nothing have.    不進取者無所獲。
Nothing venture, nothing win (or have or gain).    不入虎穴，焉得虎子.
Nothing will come of nothing.    無風不起浪.
Novelty is the great parent of pleasure.    新奇生樂趣.
O liberty, how many crimes have been committed in thy name!    自由啊！假你的名義犯了多少罪啊！
Oaks may fall when reeds stand the storm.    樹大招風.
Obedience is the first duty of a soldier.    服從是軍人的第一職責.
Observation is the best teacher.    觀察為良師.
Of all the possessions of this life fame is the noblest; when the body has sunk into the dust the great name still lives.    人生最可寶貴的是聲譽，軀體入土后，聲譽猶存.
Of earthly goods the best is a good wife. A bad the bitterest curse of human life.    賢妻最可貴，惡婦是災星.
Of nothing comes nothing.    無中不能生有.
Of two evils choose the least.    權衡兩害，取其輕者.
Of young men die many, of old men escape not any.    年輕人死得不少，而年邁者是在劫難逃.
Offence is the best defence.    進攻是最好的防御.
Offense is the best defense.    進攻是最好的防御。
Often and little eating makes a man fat.    少吃多餐，身強體胖.
Old bees yield no honey.    老蜂不釀蜜.
Old birds are not caught with new nests.    新巢捉不到老鳥.
Old birds are not to be caught with shaff.    老謀是不會失算的.
Old foxes want no tutors.    老狐貍不需要教師.
Old friends and old wine are best.    古交友情深，陳酒香味醇.
Old friends and old wines are best.    陳酒味醇，老友情深。
Old love will not be forgotten.    舊情永難忘.
Old sin makes new shame.    一失足成千古恨。
Old vessels must leak.    舊船必漏.
Old wood best to burn, old wine to drink, old friends to trust, and old authors to read.    老柴最好燒，陳酒最好飲，老友最可靠，老作家的書最好讀.
Old wood is best to burn, old book to read.    老柴好燒，老書宜讀.
Old wood is best to burn, old horse to ride.    老柴好燒，老馬好騎.
Older and wiser.    越老越聰明.
Omelets are not made without breaking eggs.    有失才有得.
On the choice of friends. Our good or evil name depends.    朋友的選擇可影響名譽的好壞.
On the great clock of time there is but one word, "Now."    在偉大的時鐘上，只有一個詞，就是“現在”.
Once a beggar, always a beggar.    一次做乞丐，永遠是乞丐。
Once a devil, always a devil.    一次做魔鬼，永遠是魔鬼.
Once a knave, ever a knave.    一朝失足，鑄成千古恨.
Once a man and twice a child.    一次為成人，兩度當小孩.
Once a thief, always a thief.    偷盜一次，做賊一世。
Once bit, twice shy.    一朝被蛇咬，三年怕草繩.
Once bitten, twice shy.    一朝被蛇咬，十年怕井繩。
Once is no custom.    一次不成例.
Once on shore, we pray no more.    一旦上了岸，就不再祈禱.
One barking dog sets all street a-barking.    一狗吠聲響，狗吠滿街坊.
One beats the bush, and another catches the birds.    坐享其成.
One boy is a boy, two boys half a boy, three boys no boy.    一個和尚挑水喝，兩個和尚抬水喝，三個和尚沒水喝。
One boy is more trouble than a dozen girls.    一個男孩比十二個女孩還要麻煩.
One cannot always be a hero, but one can always be a man.    人難一世稱雄，但可一生為人.
One cannot do a foolish thing once in one's life, but one must hear of it a hundred times.    為人一生一件蠢事也不做，但要聽到上百遍蠢事.
One cannot eat one's cake and have it.    事難兩全其美.
One cannot get blood from a stone.    石頭里抽不出血.
One cannot make a silk purse out of a sow's ear.    朽木不可雕.
One cannot make bricks without straw.    巧婦難為無米之炊.
One cannot put back the clock.    光陰一去不復返.
"One cannot put back the clock.
"    時光不能倒流。
One chick keeps a hen busy.    一只小雞已夠母雞辛忙.
One cloud is enough to eclipse all the sun.    一葉可障目.
One crowded hour of glorious life is worth an age without a name.    光輝生活中忙迫的一個小時抵得上無為的一世.
One drop of poison infects the whole tun of wine.    一滴之毒，毒染整桶之酒.
One enemy can do more hurt than ten friends can do good.    十個朋友做的好事抵不上一個敵人造成的危害.
One enemy is too much.    一個敵人也太多.
One eyewitness is better than ten hearsays.    百聞不如一見。
One false move may lose the game.    一著不慎，滿盤皆輸.
One false step will make a great difference.    失之毫厘，謬以千里.
One father can support ten children, ten children cannot support one father.    一個父親能扶養十個孩子，十個孩子卻不能贍養一個父親.
One father is more than a hundred schoolmasters.    一個父親勝于一百個教師.
One flower makes no garland.    一木不能成林.
One foe is too many; and a hundred friends too few.    朋友成百猶覺少，仇敵一人已嫌多.
One fool makes many.    一人傻，傻大家.
One foot is better than two crutches.    一只腳勝過兩根拐杖.
One good head is better than a hundred strong hands.    上百雙有力的手，不如一個聰明的頭腦.
One good mother is worth a hundred schoolmasters.    一個好的母親頂得上一百個教師.
One good turn deserves another.    以德報德.
One half of the world does not know how the other half lives.    貧富不相知.
One has lived too near a wood to be frightened by owls.    深知底蘊，不以為怪.
One honest word is better than two oaths.    兩句誓言不如一句實話.
One hour today is worth two tomorrow.    今天的一個小時抵得上明天的兩個小時.
One hour's sleep before midnight is worth three after.    午夜前睡一小時抵得上午夜后睡三小時.
One is never too old to learn.    人沒有老得不能學的時候。
One love drives out another.    新愛逐舊歡.
One man makes a chair and another man sits in it.    坐享其成.
One man may steal a horse while another may not look over a hedge.    只許州官放火，不許百姓點燈.
One man, no man.    個人是渺小的。
One man’s fault is another man’s lesson.    一個人的過失是另一個人的教訓。
One man’s meat is another man’s poison.    一個人的美點，可是另一人的毒藥。
One man's fault is other man's lesson.    前車之鑒。
One man's meat is another man's poison.    一個人的佳肴常為另一人的毒藥.
One may sooner fall than rise.    跌倒容易爬起難.
One may think that dares not speak.    人可思其不敢言者.
One misfortune comes on the neck of another.    禍不單行.
One must draw the line somewhere.    人之所為，總有限度.
One must drink as one brews.    自作自受.
One must howl with the wolves.    入鄉隨俗.
One never loses anything by politeness.    有禮貌對自己不會吃虧.
One never loses by doing a good turn.    行善者決無一失.
one of these years    猴年馬月
One penny witgh right is better than a thousand without right.    合法得來一個錢，勝過非法錢一千.
One ploughs, another sow; who will reap no one knows.    有的耕，有的播，誰來收獲很難說.
One rotten apple spoils the whole barrel.    一只爛蘋果爛一蘿蘋果.
One should eat to live, not live to eat.    人為生而食，非為食而生.
One sin opens the door for another.    一個罪惡常為另一個罪惡開門.
One sows another reaps.    不勞而獲.
One swallow does not make a summer.    一燕不成夏.
One thorn of experience is worth a whole wilderness of warning.    一次痛苦的經驗抵得上千百次的告誡.
One today is worth two tomorrow.    把握住今天勝過兩個明天。
One today is worth two tomorrows.    今天一天抵明天兩天.
One who can do everything can do nothing.    什麼都能做，什麼都不行.
One woe doth tread upon another's heels.    禍不單行.
One wrong (or false) move can lose the whole game.    棋錯一著，全盤皆輸.
One wrong thought may cause a lifelong regret.    一念之錯可鑄終生之恨.
One’s sin will find one out.    壞事終歸要敗露。
One's mantle falls on somebody.    春風化雨.
One's words reflect one's thinking.    言為心聲。
Only that which is honestly got is gain.    正當的收入才是真正的收入.
Only they who fulfill their duty in everday matters will fulfill them on great occasions.    只有在日常事務上盡責的人，才能在重大事情上盡責.
Open confession is good for the soul.    坦白交代，身心愉快.
Open not your door when the devil knocks.    不要受人的誘惑.
Opportunity knock at the door only once.    機不可失.
Opportunity makes the thief.    疏忽招盜賊.
Opportunity, sooner or later, comes to all who work and wish.    只要努力工作而有志向，機會遲早終會來臨.
Other men live to eat, while I eat to live.    別人為食而生活，我為生活而食.
Our affections are our life. -- We live by them; they supply our warmth.    我們的感情，是我們的生命，我們靠它生存，我們的溫暖是它供應.
Our best friends are they who tell us our faults and help us to mend them.    最好的朋友是指出我們的缺點并幫助改正的人.
Our bravest and best lessons are not learnt through success, but through misadventure.    最美好的教訓不是得之于成功，而是來之于不幸.
Our greatest glory consists not in never falling, but in rising every time we fall.    我們最大的光榮并不在于永不跌倒，而在于每次跌倒后能起來.