So, the first half of the class is going to be concerned with questions about the nature of death.

所以，课程的前半部分将会集中在,死亡本质的问题上。

耶鲁公开课 - 死亡课程节选

There's also a distant psychological relationship with it because we just aren't as concerned as people used to be about where it came from.

心理上的感觉也变得疏远,我们不像以前的人那样,关心食品源自何方

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选