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

Now, I look around this room, I don't see anybody whose head is three times bigger than mine, so I know that you cannot digest everything the books have.

我在教室里扫了一遍,没看见谁的脑袋比我大三倍,我知道你们是不可能看完这本书的

耶鲁公开课 - 基础物理课程节选