领导力是关于做出今天艰难的决定，而这些决定将造福后代。
Leadership is about making tough decisions today that will benefit future generations.
当痛苦找到意义时，它就不再是痛苦。
The right of nature... is the liberty each man hath, to use his own power, as he will himself, for the preservation of his own nature; that is to say, of his own life.
在人类（以及动物）的漫长历史中，学会最有效合作与应变的人最终胜出。