The problem is as simple as the fact that millions of people who are unable to move or to communicate.

问题很简单,数以百万的人们无法行动，或者与人交流。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

It's kind of unsettling because we like to know what things are, but at the same time it's not really a big problem because as long as we know about the fact that a certain notion of literature exists in certain communities we can begin to do very interesting work precisely with that idea.

可能会有点让人不安，因为我们总想知道事物的定义，但知不知道,实际上问题不大,只要我们知道在特定群体中对文学有特定的认识,我们就能在这种认识上做文章。

耶鲁公开课 - 文学理论导论课程节选

So this is kind of a modern show and that is kind of a retro language and it's also as will be one of the takeaways of this course completely irrelevant to what problem you are solving, the fact that this engineer is using--proclaiming to use Visual Basic really is not a compelling part of the story.

这看起来很时髦,像是重新流行的语言,当然，该语言是我们学习这门课程,过程中附带着要学习的,这与解决什么问题无关，事实上，使用VB真的不是,这个故事出彩的地方。

哈佛公开课 - 计算机科学课程节选