世界不是长方形的。

真相很少是纯粹的，也绝不简单。

"There are two occasions when the sacred beauty of Creation becomes dazzlingly apparent, and they occur together. One is when we feel our mortal insufficiency to the world, and the other is when we feel the world's mortal insufficiency to us."

Efficiency in grain production isn't an option—it's a necessity.

在数学中，就像在生活中一样，最深刻的发现往往来自于提出最简单的问题。

我不在乎那些讨厌我的人，我在乎那些爱我的人。