研究心灵就是研究适应行为；每个思想都是生活的工具。
To study the mind is to study adaptation in action; every thought is a tool for living.
恐惧是所有情感中最民主的。
The future of democracy depends on the ability of democratic societies to reform themselves.
I don't care about having a legacy. I don't care about being remembered.
We focus on the long-term, not short-term gains.
The rat in the maze is not just learning a series of turns, but is building up a cognitive map of the whole situation.