We have many billionaires in this country and I think that the only thing you have to do with it is philanthropy. They have to give it away because they are essentially satiated.

我们国家有很多亿万富翁,但对于有钱人,有一点必须做的就是,他们必须给予别人物质上的帮助,是因为他们已经够丰衣足食的了

耶鲁公开课 - 金融市场课程节选