No man, for any considerable period, can wear one face to himself and another to the multitude, without finally getting bewildered as to which may be the true.
量子力学的本质在于它提供了一个数学框架,用于描述原子和亚原子粒子的行为。
世界是一场伟大的戏剧,我们是其中的演员。
悲观主义者在每个机会里看到困难。乐观主义者在每个困难里看到机会。
我不害怕去爱。
Duty is the most sublime word in our language. Do your duty in all things. You cannot do more. You should never wish to do less.