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---作者：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---作者：俄国作家 托尔斯泰. L.
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---作者：美国作家 马克·吐温
If winter comes, can spring be far behind ?( P. B. Shelley, British poet )
冬天来了，春天还会远吗？---作者：英国诗人, 雪莱. P. B.
If you doubt yourself, then indeed you stand on shaky ground. (Ibsen, Norwegian dramatist )
如果你怀疑自己，那么你的立足点确实不稳固了---作者：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---作者：德国哲学家 尼采. F. 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。---作者：美国作家 马克·吐温)