比一无所有的人更危险的，是拥有一切可赢的人。
The only thing more dangerous than a man with nothing to lose is a man with everything to gain.
In a world of rapid change, the ability to learn and adapt is the ultimate competitive advantage.
You know — one loves the sunset， when one is so sad.
Though the water running in the fountain be every one's, yet who can doubt, but that in the pitcher is his only who drew it out?
心理学的目的是解释我们如何设法生活。
存在不是它自己的理由。