A pessimist sees the difficulty in every opportunity; an optimist sees the opportunity in every difficulty.
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。
赚钱的唯一方法是不亏钱。
Hope is a good thing, maybe the best of things, and no good thing ever dies.
永不放弃，永不屈服。
人们想要成为未来的主人的唯一原因是为了改变过去。
The pursuit of truth is the noblest endeavor of mankind.
任何需要手册才能工作的产品都是坏的。