And also, keep in mind that I have office hours today from 3 to 5.

还有一件事就是,要记住我的答疑时间是今天下午三点到五点。

麻省理工公开课 - 化学原理课程节选

The challenges that... First of all, you got to understand that learning a language takes time.

挑战就是，首先，你必须明白学习一门语言是件耗时间的事。

学第二外语的时候 - SpeakingMax英语口语达人

Part of what we're doing in Princeton everyday is running to the next thing, to the next thing, to the next thing, always remind us on the next thing, and here you take a moment and realize the incredible richness of this moment.

我们每天在普林斯顿,都要奔向下一件事，下一件事，下一件事，总是被提醒着有下一件事，此时，花一些时间,体会到此刻,无可比拟的丰富。

普林斯顿公开课 - 人性课程节选