"Books are empathy machines. They allow us to step into someone else's shoes and see the world through their eyes."

The Greeks have given us one of the most beautiful words of our language, the word "enthusiasm" — a God within.

翻译：贤明的君主和将领，之所以一出兵就可以战胜敌人，成就的功业超过一般人，是因为他们能事先探明敌情。事先探明敌情，不能使用占卜的手段获取，不可用类比的方法获取，也不可推验日月星辰运行来获取。一定要取之于人，取之于了解敌情的人。