不成熟的爱说：“我爱你因为我需要你。”成熟的爱说：“我需要你因为我爱你。”
Immature love says: 'I love you because I need you.' Mature love says: 'I need you because I love you.'
What of soul was left, I wonder, when the kissing had to stop?
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.
我被抒情诗、短诗所吸引，在那里每一个词都必须精确。
这句话其实是莎士比亚借哈姆雷特之口说的，但是霍金非常喜欢，曾在自己著作中多次引用，所以很多人误以为本句话是霍金说的。