人變得真正低劣時，除了高興別人的不幸外，已無其他樂趣可言。
永遠(yuǎn)不要停止學(xué)習(xí)，因為世界永遠(yuǎn)不會停止變化。
陌生人與我們接近，因為我們在他們和我們自己之間感受到民族、社會、職業(yè)或一般人類本性的共同特征。他們遠(yuǎn)離我們，因為這些共同特征超越了他們或我們，并且只因為它們連接了許多人而連接我們。
The stranger is close to us, insofar as we feel between him and ourselves common features of a national, social, occupational, or generally human, nature. He is far from us, insofar as these common features extend beyond him or us, and connect us only because they connect a great many people.
We recognized early on that smart people do very dumb things, and we wanted to know why and who, so that we could avoid them.