Everyone is a genius. But if you judge a fish by its ability to climb a tree, it will spend its whole life believing it is stupid.

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.

简单的东西往往能唤起最强烈的情感。

有时候问题很复杂，但答案却很简单。