变化的速度永远不会比今天更慢。

收敛精神，自己做主。

言辞不仅可以用来描述现实，还可以用来创造新的现实。

技术的边界在于人类的想象力。

Perhaps as important is the relation between the existence of solutions to a competitive equilibrium and the problems of normative or welfare economics.

Every setback is a setup for a comeback.

仅仅活着是不够的，还需要有阳光、自由，和一点花的芬芳。