The key to nudge is to make it easy for people to make better choices.

如果财富能够争取得到，即使让我手执马鞭去做一个车夫，我也去做，但如果追求不到，还不如去干我喜欢的事。

She's simply too strange. We can't relate to her, she speaks in a funny way, she comes from an odd place. So we can't relate to her, and when you can't relate to somebody, you don't envy them. 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.