And this is -- at least, to a traditional economist -- somewhat remarkable, because the traditional account of economic man would say that, basically, you do things for a concrete reward, primarily financial.
对于传统的经济学家来说，这些都是了不起的事情， 因为老派的经济学人会说， 你知道，基本上，你做事情是为了获得实在的奖励，而绝大部分是金钱奖励。