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.

在不完美中有一种美。

你只活一次，但如果你做得对，一次就足够了。

If you have no enemies, you're dead.

格瓦拉第二次漫游南美前对母亲说

真正的领导力不在于权力，而在于赋予他人力量。