You want to talk about it systematically, but how can you talk about anything systematically if you don't know what it is?

人们总希望系统化地谈一件事，但是你一点都不了解它,怎么能系统化地谈它呢？

耶鲁公开课 - 文学理论导论课程节选

What finance theory is based on-- and much of economics is based on-- the idea that people want to maximize the expected utility of their wealth.

金融学理论建立在,并且很多经济学的都是建立在,人们希望能使自己对,财富的期望效用最大化这一基础上

耶鲁公开课 - 金融市场课程节选