There's nothing especially mysterious about death, although there may be a lot of details to work out from a scientific point of view.

死亡并没有什么神秘的，虽然其间有很多,科学方面的细节值得研究。

耶鲁公开课 - 死亡课程节选

But the problem is if you use the word "Language" impossibly, incredibly broadly, then from a scientific point of view it becomes useless to ask interesting questions about it.

但问题是,如果你无限宽泛地使用"语言"一词,那么从科学的角度来看,探究语言就变得毫无意义了

耶鲁公开课 - 心理学导论课程节选