大脑是一个复杂而动态的系统，理解它需要多学科的方法。

The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt; and the profoundest wisdom, to know when it ought to be resisted, and when it be obeyed.

Greatness is not about being the best, but bringing out the best in others.