He was very interested in economics, and he wanted to understand how the social structures of capitalism and the economic structures of capitalism impinged upon the way personalities were formed.

其中，他对经济学又颇有研究，一直致力于解析,资本主义的社会结构,和经济架构如何改变一个人。

耶鲁公开课 - 1945年后的美国小说课程节选

There are lots of social movements that have some idealism behind them.

我们有很多的社会运动,它们背后都带有某种理想主义

耶鲁公开课 - 金融市场课程节选

And then you had you had your basic republican interpretation that said they were defending the Republic against this sort of monarchy to be restored, and that certainly is part of that as well; but, it also had its socialist component and Marx, for Marx this was terribly important and for Lenin it was as well.

共和党人的说法则是,他们在保卫共和政体,防止王朝复辟,这是也是另一种传说而已,但它也有其社会主义属性,还有马克思,这对于马克思,列宁而言相当有意义

耶鲁公开课 - 1871年后的法国课程节选