Envy is a really stupid sin because it’s the only one you could never possibly have any fun at. There’s a lot of pain and no fun. Why would you want to get on that trolley?

在任何科学事业中取得成功都需要非凡的能力、勤奋和精力。

本我所在之处，自我必将随之。

大萧条不是市场的失败，而是政策的失败。