懦夫没有能力去爱，这是勇者的特权。
A coward is incapable of exhibiting love； it is the prerogative of the brave.
用昨天的方法做今天的工作，明天就会失业。
The more you live, the more you learn. The more you learn, the more you realize how little you know.
生命的意义在于追求真理。