Give a man a fish, and you feed him for a day. Teach a man to fish, and you get rid of him on the weekends.
 　 
    给他一条鱼，你可以喂他一天；教他钓鱼，他周末就不会再来缠你了。——Gary Apple    True science teaches, above all, to doubt and be ignorant.
 　 
    真正的科学首先教人怀疑和知道自己无知。——Miguel de Unamuno

    Truth has no special time of it’s own. Its hour is now always.
 　 
    真理没有自己特定的时间段。它的时间永远是现在。——A.Schweitzer     Growing old is not upsetting; being perceived as old is.
 　 
    越来越老并不可怕，可怕的是让人觉得越来越老。——Kenny Rogers

    Without libraries what have we? We have no past and no future.
 　 
    如果没有了图书馆，我们还有什么呢？我们没有了过去也没有了未来。——Kay Bradbury     Scientific knowledge aims at being wholly impersonal.
 　 
    科学知识要求完全不受个人的影响。——Bertrand Russell

    Nothing in life is to be feared. It is only to be understood.
 　 
    生活中没有可怕的东西，只有应去了解的东西。——Marie Curie     Truth is beautiful. Withoutdoubt; and so are lies.
 　 
    真理是美的；毫无疑问，谎言也是如此。 ——Emerson.

Nature never deceives us; it is always us who deceive ourselves.
 　 
    大自然永远不会欺骗我们，欺骗我们的往往是我们自己。——Rousseau

    You can never plan the future by the past.
 　 
    永远也不能依照过去来将来   ——Burke    Time is a versatile performer. It flies, marches on, heals all wounds, runs out and will tell.
 　 
    时间是个多才多艺的表演者。它能展翅飞翔，能阔步前进，能治愈创伤，能消逝而去，也能揭示真相。   ——Franklin P.Jones    The first in time and the first in importance of the influences upon the mind is that of nature.
 　 
    在所有头脑的影响之中，大自然的影响可谓是在时间上最先，在作用上最为重要的。   ——Emerson

    Death…is no more than passing from one room into another.
 　 
    死亡只不过是从一个房间进入另一个房间。——Helen Keller    Important principles may and must be flexible.
 　 
    重要的原则能够也必须是灵活的。——Abraham Lincoln

    That is the essence of science: ask an impertinent question, and you are on the way to the pertinent answer.
 　 
    科学的本质是：问一个不恰当的问题，于是走上了通往恰当答案的路。——Jacob Bronowski    The danger of the past was that men became slaves. The danger of the future is that men may become robots.
 　 
    在过去人们面临的危险是变成奴隶，而在将来危险是人类可能变成机器人。——Erich Fromm

    Knowledge is a treasure, but practice is the key to it.
 　 
    知识是一宝库，而实践就是开启宝库大门的钥匙。——Fuller    The Golden Rule is that there are no golden rules.
 　 
    真正的金科玉律就是世上并无金科玉律。——G.B.Shaw
    
    The lover of nature is he whose inward and outward senses are still truly adjusted to each other; who has retained the spirit of infancy even into the era of manhood.
 　 
    热爱大自然的人内外协调一致，即使进入成年后依然保持着童心。    ——Emerson    Ten men banded together in love can do what ten thousand separately would fail in.
 　 
    以聚在一起的十个人能够完成一万个分散的人做不到的事情。——Thomas Carlyle    Imagination is not to be divorced from the facts.
 　 
    想象不应脱离现实。——A.N. Whitehead

    There are two sides to every story ... at least.
 　 
    每个故事都可以从两个方面看，至少两个方面。——Ann Landers

    Today is not yesterday. We ourselves change. How then can our works and thoughts, if they are always to be fittest, continue always the same?
 　 
    今天不同于昨天。我们自己也在。那么，我们的著作和思想，如果想永远不过时，怎么能始终不呢？    ——Thomas Carlyle

    Love alone can release the power of the atom so it will work for man and not against him.
 　 
    只有爱才能使原子的力量造福人类，而非危害人类。——W. A. Peterson    Life is long if you know how to use it.
 　 
    如能善于利用，乃长。——Seneca

    The greatest friend of truth is time, her greatest enemy is prejudice, and her constant companion is humility.
 　 
    真理最伟大的是时间，其最大的敌人是偏见，其永远的同伴是谦逊。——C. C    One must wait until the evening to see how splendid the day has been.
 　 
    直到夜幕降临，人们才知白昼的辉煌。    ——Sophocles

    Smooth runs the water where the brook is deep.
 　 
    静水流深。——Shakespeare
    
    What is a weed? —A plant whose virtues have not been discovered.
 　 
    什么是杂草？——杂草是一种利用尚未被发现的植物。——Emerson    The man of science does not discover in order to know; he wants to know in order to discover.
 　 
    科学家并非为了知道什么而寻求发现；他们是为了有所发现而想知道什么。   ——A. N. Whitehead    Animals are such agreeable friends—they ask no questions, they pass no criticisms.
 　 
    动物是如此怡人的，它们不问任何问题，也不提出批评。——George Eliot    Heaven knows what seeming nonsense may not tomorrow be demonstrated truth.
 　 
    天知道今天看来是胡言乱语的东西明天会不会被证明是真理呢？ ——A. N. Whitehead.