幸福不能被追求；它必须随之而来。

The thought of death should usher us towards whatever happens to matter most to us; it should lend us the courage to pursue the way of life we value in our hearts.

学习在于改变介于刺激和反应之间的某些中介过程。

The mind is a set of information-processing machines that were designed by natural selection to solve adaptive problems faced by our hunter-gatherer ancestors.

无论时间过去多久，我们与粉丝的联系永不褪色。