质量从来不是偶然的；它始终是智慧努力的结果。
Quality is never an accident; it is always the result of intelligent effort.
There is, I believe, in every disposition a tendency to some particular evil, a natural defect, which not even the best education can overcome.
永不，永不，永不屈服。
我不跟随人群，我引领他们。
我什么都不发明，我只是重新发现。
快速阅读的关键不是读得更快，而是理解得更快。
真相很少是纯粹的，也从来不是简单的。