有两样东西，人们越是经常持久地对之凝神思索，它们就越是使内心充满常新而日增的惊奇和敬畏：我头上的星空和我心中的道德律。
The psychologist must be a dispassionate observer.
生存可以总结为三个字——永不放弃。这就是它的核心。只要继续尝试。
The world is full of people who have never, since childhood, met an open doorway with an open mind.
努力工作和诚信是任何持久企业的基石。
The most important part of teaching is to teach what it is to know.
