Too long a sacrifice Can make a stone of the heart.

一种牺牲太长久了,能把心变为岩石。

耶鲁公开课 - 现代诗歌课程节选

It kind of feels like generosity, but it's also a self-interest that people perceive.

看起来这好像是出于慷慨，其实这也是人们的一种自利心。

耶鲁公开课 - 金融市场课程节选

This is another turn on that image of man's "resinous heart."

这是说人树脂般的心的一种转变“

耶鲁公开课 - 现代诗歌课程节选

His relationship with Paul Roberson here at Princeton, Einstein would embrace him, not that he would agree with everything, was so tied to working people's and poor people's.

他就和普林斯顿的Paul，Roberson的关系很好，爱因斯坦会拥抱他，不是因为他认同每一件事，是紧紧与工人阶级和穷苦人民的心联系在一起的。

普林斯顿公开课 - 人性课程节选