To every action there is always opposed an equal reaction； or， the mutual actions of two bodies upon each other are always equal， and directed to contrary parts.
别让恐惧阻止你做自己。
真正的领导者倾听多于发言。
关于我们所有人的基本事实是，我们会活一段时间，但不久就会死去。
Courage is a virtue necessary not only in war, but in life as well.
