Do not , for one repulse , give up the purpose that you resolved to effect 。(William Shakespeare , British dramatist) 不要只因一次失败，就放弃你原来决心想达到的目的。

  (英国剧作家 莎士比亚。W。) Don't part with your illusions 。 When they are gone you may still exist , but you have ceased to live。

   (Mark Twain , American writer) 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。（(美国作家 马克·吐温) 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 , American inventor) 我想揭示大自然的秘密，用来造福人类。

  我认为，在我们的短暂一生中，最好的贡献莫过于此了。 (美国发明家 爱迪生。 T。) Ideal is the beacon。 Without ideal , there is no secure direction ; without direction , there is no life 。

  ( Leo Tolstoy , Russian writer) 理想是指路明灯。没有理想，就没有坚定的方向；没有方向，就没有生活。 (俄国作家 托尔斯泰。 L 。) If winter comes , can spring be far behind ? ( P。

   B。 Shelley , British poet ) 冬天来了，春天还会远吗？( 英国诗人, 雪莱。 P。 B。) If you doubt yourself , then indeed you stand on shaky11 ground 。

   (Ibsen , Norwegian dramatist ) 如果你怀疑自己，那么你的立足点确实不稳固了。 (挪威剧作家 易卜生) If you would go up high , then use your own legs ! Do not let yourselves carried aloft; do not seat yourselves on other people's backs and heads 。

   (F。 W 。 Nietzsche , German Philosopher) 如果你想走到高处，就要使用自己的两条腿！不要让别人把你抬到高处；不要坐在别人的背上和头上。 (德国哲学家 尼采。 F。 W。) It is at our mother's knee that we acquire our noblest and truest and highest , but there is seldom any money in them。

   ( Mark Twain , American writer ) 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。 (美国作家 马克·吐温) Living without an aim is like sailing without a compass。

   Alexander Dumas (Davy de La Pailleterie, French Writer) 生活没有目标就像航海没有指南针。 (法国作家 大仲马。 A。) The ideals which have lighted my way , and time after time have given me new courage to face life cheerfully 19 have been kindness , beauty and truth 。

  (Albert Einstein , American scientist) 有些理想曾为我们引过道路，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。 (美国科学家 爱因斯坦 。 A 。) The important thing in life is to have a great aim , and the determination to attain it。

   (Johan Wolfgang von Goethe , German Poet and dramatist) 人生重要的事情就是确定一个伟大的目标，并决心实现它。(德国诗人、戏剧家 歌德 。 J 。 M 。) The man with a new idea is a crank until the idea succeeds 。

  (Mark Twain , American writer) 具有新想法的人在其想法实现之前是个怪人。 (美国作家 马克·吐温) The only limit to our realization of tomorrow will be our doubts of today 。

  (Franklin Roosevelt , American president) 实现明天理想的唯一障碍是今天的疑虑。 (美国总统 罗斯福。 F 。) When an end is lawful and obligatory, the indispensable means to is are also lawful and obligatory 。

  (Abraham Lincoln , American statesman) 如果一个目的是正当而必须做的，则达到这个目的的必要手段也是正当而必须采取的。 (美国政治家 林肯。 A。)。