自由政府的本质在于对竞争的有效控制。

Behavior is determined by the current stimulus situation and past reinforcement history.

使生活成为可能的唯一事情是永久的、无法忍受的不确定性；不知道接下来会发生什么。

I constantly see people rise in life who are not the smartest, sometimes not even the most diligent, but they are learning machines. They go to bed every night a little wiser than they were when they got up.

设计与制造的结合是这个行业成功的关键。

"We see what we want to see, and believe what we want to believe."

我不试图把握市场时机。我只是试图买入被低估的股票。