"The past is a foreign country; they do things differently there."

Wisdom acquisition is a moral duty. It’s not something you do just to advance in life. And there’s a corollary to that proposition which is very important. It means that you’re hooked for lifetime learning, and without lifetime learning you people are not going to do very well. You are not going to get very far in life based on what you already know.

Leadership is about making tough decisions with empathy and vision.

国家本质上是侵略性和扩张主义的，因为它们存在于一个无政府状态的国际体系中，没有更高的权威来约束它们。

不错，从个人角度来说，艺术使生活更为丰满。它使人感到更大的欢乐，但也更快地令人衰老。艺术在它的信奉者面上镌刻着奇妙的幻想与高超的意境，即使这些信徒表面上过着一种幽静恬淡的生活，但到头来还会变得吹毛求疵，过分琢磨，疲乏困倦，神经过敏，而纵情于声色之娱的人们是不致落到这步田地的。

希望是一幅美好的早餐，但却是一顿糟糕的晚餐。