"The worst enemy of truth is not the lie—deliberate, contrived, and dishonest—but the myth—persistent, persuasive, and unrealistic."

地球是一个动态的行星，其内部热量是地质变化的驱动力。

"If there's a book that you want to read, but it hasn't been written yet, then you must write it."

The energy you put out is the energy you get back.

阅读好书，就如同与过去几个世纪中最杰出的人物交谈。

The best teacher is the one who suggests rather than dogmatizes, and inspires his listener with the wish to teach himself.

Some of my best leading men have been dogs and horses.