The smart way to keep people passive and obedient is to strictly limit the spectrum of acceptable opinion, but allow very lively debate within that spectrum.

生活是一件非常稀有的事情。

一流智力的检验标准是同时持有两种相反的观点，并且仍然能够正常运作。

优秀的领导者不能只有应对危机的计划，更要有一个主动的规划。