自然是无情且不可改变的，它不在乎其隐藏的原因和行为是否能为人类所理解。
学习之道，没有什么比能够弄清事物的始末，来龙去脉更重要的。
The key to understanding human cognition is to understand how symbols are manipulated.
Talent is not enough. You need discipline and dedication to make it to the top.
The divine right of husbands, like the divine right of kings, may, it is hoped, in this enlightened age, be contested without danger.