Old minds are like old horses; you must exercise them if you wish to keep them in working order.

要求真，因为真，是这人世间完美之事的基本要素，也是所有善美的根源。

宇宙并不比我们想象的更奇怪，而是比我们能够想象的更奇怪。

今天很残酷，明天更残酷，后天很美好，但绝大部分人是死在明天晚上，看不到后天的太阳。

Don't be afraid to make mistakes. If you're not making mistakes, you're not trying hard enough.

在真实与不真实之间，在真实与虚假之间，并没有严格的界限。

Truth is always to be found in simplicity, and not in the multiplicity and confusion of things.

世界是一本书，不旅行的人只读了一页。

One great object of the Constitution was to restrain majorities from oppressing minorities.

心灵不是感官信息的被动接受者，而是感知过程中的积极参与者。