The only purpose for which power can be rightfully exercised over any member of a civilized community， against his will， is to prevent harm to others.

每个人都是一个月亮，都有从不向人展示的阴暗面。

随着年龄增长，你对时间的看法会改变。

领导力在于让他人因为你的存在而变得更好，并确保这种影响在你不在时依然持续。