The teacher's task is not to implant facts but to place the subject to be learned in front of the learner and, through sympathy, emotion, imagination, and patience, to awaken in the learner the restless drive for answers and insights which enlarge the personal life.

未来属于那些今天做好准备的人。

Doubt is the beginning of wisdom, not its enemy.

知识是解开宇宙奥秘的钥匙。