Don’t part with your illusions. When they are gone you may still exist, but you have ceased to live.Mark Twain 不要放弃你的幻想。当幻想没有了以后，你还可以生存，但是你虽生犹死。
Man errs so long as strives.Johann Wolfgang Goethe,German poet and dramatist 人只要奋斗就会犯错误。
Where there is a will, there is a way.Thomas Edison 有志者，事竟成。
Character cannot be developed in ease and quiet. Only through experience of trial and suffering can the soul be strengthened, vision cleared, ambition inspired, and success achieved.Helen Keller 要使性格有所发展并非简单之事，只有通过艰难和困苦的磨练才能使心灵强化，视野开阔，雄心振奋，从而达到成功的目的。
Virtue is bold, and goodness never fearful.William Shakespeare 美德是勇敢的，善良从来无所畏惧。
Histories make men wise; poems witty; the mathematics subtle; natural philosophy deep; moral grave; logic and rhetoric able to contend.Francis Bacon 历史使人明智；诗词使人灵秀；数学使人周密；自然哲学使人深邃；伦理使人庄重；逻辑修辞学使人善辩。
Never too old to learn.Thomas Middleton, British writer 活到老学到老。
The more you study, the more you will find yourself ignorant.Rene Descartes, French philosopher/mathematician 学，然后知不足。
All happy families are like one another; each unhappy family is unhappy in its own way.Leo Tolstoy, Russian writer 所有幸福的家庭都十分相似；而每个不幸的家庭各有自不幸。
Experience is the father of wisdom and memory the mother.Charles BernardFrench philosopher 经验是智慧之父，记忆是智慧之母。
Knowledge is power.Francis Bacon 知识就是力量。
Experience is not what happens to a man; it is what a man does with what happens to him.Aldous Leonard HuxleyAmerican writer 经验不会从天降；经验只有通过实践才能获得。
I disapprove of what you say, but I will defend to the death your right to say it.Voltaire, French writer 我不同意你说的话，但是我愿意誓死捍卫你说话的权利。
Plato is dear to me, but dearer still is truth.Aristotle, Ancient Greek philosopher 吾爱吾师，吾更爱真理。
Imagination is more important than knowledge.Albert Einstein 想象力比知识更为重要。
Do not, for one repulse, give up the purpose that you resolved to effect.William Shakespeare 不要只因一次失败，就放弃你原来决心想达到的目的。
I want to bring out the secrets of nature and apply them for the happiness of man. I don’t know of any better service to offer for the short time we are in the world.Thomas Edison 我想揭示大自然的秘密，用来造福人类。认为，在我们的短暂一生中，最好的贡献莫过于此了。
It is at our mother’s knee that we acquire our noblest and truest and highest ideals, but there is seldom any money in them.Mark Twain 就是在我们母亲的膝上，我们获得了我们的最高尚、最真诚和最远大的理想，但是里面很少有任何金钱。
The ideals which have lighted my way, and time after time have given me new courage to face life cheerfully have been kindness, beauty and truth.Albert Einstein 有些理想曾为我引过道路，并不断给我新的勇气以欣然面对人生，那些理想就是—真、善、美。
The only limit to our realization of tomorrow will be our doubts of today.Franklin Roosevelt 实现明天理想的唯一障碍是今天的疑虑。
If you have great talents, industry will improve them; if you have but moderate abilities, industry will supply their deficiency.Joshuas Reynolds, American female essayist 如果你很有天赋，勤勉会使其更加完善；如果你能力一般，勤勉会补足其缺陷。
My fellow Americans, ask not what your country can do for you; ask what you can do for your country. My fellow citizens of the world: ask not what America will do for you, but what together we can do for the freedom of man.John Kennedy 美国同胞们，不要问国家能为你们做些什么，而要问你们能为国家做些什么。全世界的公民们，不要问美国将为你们做些什么，而要问我们共同能为人类的自由做些什么。
Achievement provides the only real pleasure in life.Thomas Edison 有所成就是人生唯一的真正的乐趣。
Success covers a multitude of blunders.George Bernard Shaw 成功由大量的失误铸成。
You have to believe in yourself. That’s the secret of success.Charles Chaplin 人必须相信自己，这是成功的秘诀。
A light heart lives long.William Shakespeare 豁达者长寿。
Bitter pills may have blessed effects.Anonymous 良药苦口利于病。
Diseases of the soul are more dangerous than those of the body. M.T. Cicero,Ancient Roman orator and statesman 心灵上的疾病比身体上的疾病更危险。
The first wealth is health.Ralph Waldo Emerson, American thinker 健康是人生第一财富。
All the splendor in the world is not worth a good friend.Voltaire, French thinker 人世间所有的荣华富贵不如一个好朋友。
Beggars do not envy millionaires, though of course they will envy other beggars who are more successful.Bertrand Russell 乞丐并不羡慕百万富翁，尽管他们一定会羡慕比他们乞讨得多的乞丐。
It is good to have money to buy things that money can buy, but it is better not to lose things money cannot buy.George H Lorimer, American journalist 有钱去买能买得到的东西当然不错，但是不丢失用金钱买不到的东西更好。
Money is a good servant and a bad master.Francis Bacon 金钱是善仆，也是恶主。
No country, however rich, can afford the waste of its human resources.Frankin Roosevelt 任何一个国家，不管它多么富裕，都浪费不起人力资源。
A contented mind is the greatest blessing a man enjoy in this world.Joseph Addison, American writer 知足是人生在世最大的幸事。
The supreme happiness of life is the conviction that we are loved.Vitor Hugo 生活中最大的幸福是坚信有人爱我们。
Do you love life? Then do not squander time; for that’s the stuff life is made of.Benjamin Franklin 你热爱生命吗？那么，别浪费时间，因为生命是由时间组成的。
Never leave that until tomorrow, which you can do today. Benjamin Franklin 今天的事不要拖到明天。
The time of life is short, to spend that shortness basely, it would be too long.William Shakespeare 人生苦短，若虚度年华，则短暂的人生就太长了。
To choose time is to save time. Francis Bacon 合理安排时间是节约时间。
Liberty is the only thing you cannot have unless you give it to others.William A. White, American journalist 自由就是这样的东西，不给予别人，你自己也无法得到。
Liberty, when it begins to take root, is a plant of rapid growth. George Washington 自由一旦生根，便是株迅猛生长的植物。
Smokers and nonsmokers cannot be equally free in the same railway carriage.George Bernard Shaw 吸烟者和不吸烟者在同一节车厢里无法享受同样的自由。
A good laugh is sunshine in a house.William Makepeace Thackeray,British novelist 令人愉快的欢笑是房间里的阳光。
He that travels far knows much.John Ray, British scientist 远行者见闻多。
I never consider ease and joyfulness as the purpose of life itself.Albert Einstein 我从来不认为安逸和欢乐就是生活本身的目的。
In almost every face and every person, they may discover fine feathers and defects, good and bad qualities. Benjamin Franklin 人各有其面，有优缺点，有长短处。
The principal thing in this world is to keep one’s soul aloft. Flaubert 人生在世首要大事是保持灵魂的高尚。
Cultivation to the mind is as necessary as food for the body.Cicero, Ancient Roman statesman and orator 学习对于头脑，如同食物对于身体一样不可缺少。
My philosophy of life is work.Thomas Alva Edison 我的人生哲学就是工作。
Work banishes those three great evils: boredom, vice, and poverty.Voltaire, French philosopher 工作撵跑三个魔鬼：无聊，堕落和贫穷。
A friend is, as it were, a second self.Cicero 可以说，朋友是另一个自我。
Friendship is an essential ingredient in the making of a healthful, rewarding life. Ralph Waldo EmersonAmerican thinker 友谊是使人的一生健康而有意义所不可缺少的组成部分。
Friendship is both a source of pleasure and a component of good health.Ralph Waldo Emerson 友谊既是快乐之源泉，又是健康之要素。
Mistakes are an essential part of education.Bertrand Russell, British philosopher 从错误中吸取教训是教育极为重要的一部分。
Initiative is doing the right thing without being told.Elbert Hubbard, American writer 主动性是指在没有人告诉你的情况下去做合适的事情。
Strong reasons make strong actions.William Shakespeare 强有力的理由产生强有力的行动。
There is no time like the present.Tobias George SmallettBritish novelist 时不待我，没有比现在更宝贵的了。
Although the world is full of suffering, it is full also of the overcoming of it.Hellen Keller, American writer 虽然世界多苦难，但是苦难总是能战胜的。
To be proud of learning is the greatest ignorance.Jereny Taylor, American composer 以学识自傲是最大的无知。
A friendship founded on business is better than business founded on friendship.John D. Rockerfeller, American businessman 建立在商务基础上的友谊胜过建立在友谊基础上的商务。
No society can make a perpetual constitution, or even a perpetual law.Thomas Jefferson, American president 没有哪个社会可以制订一部永远适用的宪法，甚至一条永远适用的法律。
A teacher affects eternity; he can never tell where his influence stops. H. B. Adams, American historian 教师的影响是永恒的；无法估计他的影响会有多深远。
Education is a progressive discovery of our ignorance. Durant, American historian 教育是一个逐步发现自己无知的过程。
Example is always more efficacious than precept.Samuel Johnson British writer and critic 身教胜于言教。
