我不相信幸福的结局，我相信必要的结局。

克服恐惧的唯一方法就是面对它。

The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'

行动是正确的，因为它们倾向于促进幸福；错误是因为它们倾向于产生与幸福相反的结果。

Never stop asking, “How can we do this better?”