The past is a foreign country; they do things differently there.

The opening up of new markets, foreign or domestic, and the organizational development from the craft shop and factory to such concerns as U.S. Steel illustrate the same process of industrial mutation—if I may use that biological term—that incessantly revolutionizes the economic structure from within, incessantly destroying the old one, incessantly creating a new one.

在化学中，就像在生活中一样，最具变革性的反应往往发生在学科之间的边界上。

有时候，解决一个案件最难的部分是面对真相。

In a world filled with hate, we must still dare to hope. In a world filled with anger, we must still dare to comfort. In a world filled with despair, we must still dare to dream. In a world filled with distrust, we must still dare to believe.

写作是从无到有创造东西的一种方式。

"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

翻译：既了解敌人，又了解自己，每次作战都不会有危险。