最好的事业往往吸引最糟糕的倡导者。

The true value of a forest goes far beyond its timber.

The great use of life is to spend it for something that will outlast it.

The world must be set in order. The time has come when ethics must be dealt with by science, and never again by mere opinion.

一个破坏其土壤的国家是在自我毁灭。

世界上最成功的社会是那些能够将强大的国家与法治和民主问责制结合起来的社会。