translation.en: The closer two people are -- in age, in background, in the process of identification -- the more there's a danger of envy, which is incidentally why none of you should ever go to a school reunion, because there is no stronger reference point than people one was at school with.
translation.zh: 越是两个年龄、背景相近的人 越容易陷入嫉妒的苦海 所以千万避免去参加同学会 因为没有比同学 更强烈的参照点了