"文学的价值不在于它的流行程度，而在于它能否触动读者的内心。"

"The silence between words is as important as the words themselves; it is where the unsaid resides."

认知地图不是头脑中的一幅图或模型，而是环境的动态变化表征。

The thing that we are trying to do at Facebook, is just help people connect and communicate more efficiently.

"To understand the living, you must commune with the dead."

世界不是一个愿望实现的工厂。

心理过程进化是为了解决实际问题。

The Internet is a reflection of our society and that mirror is going to be reflecting what we see. If we do not like what we see in that mirror the problem is not to fix the mirror, we have to fix society.