在每个真正的人中都隐藏着一个想要玩耍的孩子。

我绝不会再像以前一样，把命运加给我们的一点儿不幸拿来反复咀嚼(念念不忘)；我要享受现时，过去的事就让它过去吧。

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.

儿童教育是人类最重要的一个问题。