我不断地看到有些人在生活中越过越好,他们不是最聪明的,甚至不是最勤奋的,但他们是学习机器,他们每天夜里睡觉时都比那天早晨聪明一点点。
You know, in the Middle Ages, in England, when you met a very poor person, that person would be described as an "unfortunate" -- literally, somebody who had not been blessed by fortune, an unfortunate.