Even though I'm here in the lecture hall, I can see into the hallway and tell you what's going on in it.

就算我现在在教室里,我仍然能看到走廊,并告诉你发生了什么

耶鲁公开课 - 死亡课程节选

When we start writing code, you're going to see that difference, but for now, don't worry about it, I just want to plant that idea.

当我们开始写代码的时候，你就会看到区别了，但是现在别担心，我只是想让你们初步有个印象。

麻省理工公开课 - 计算机科学及编程导论课程节选