You must never think of anything except the need and how to meet it."

VOA: special.2009.07.26

If you want to say,no,no,no,those memories are illusions, it must be because you don't think he's really Napoleon.

假如你说，不，那些记忆都是错觉，那是因为你不认为他是真的拿破仑。

耶鲁公开课 - 死亡课程节选

What do you think about the term, "a must-have item"?

你怎么看待这个术语，“必备款”？

追求个性 - SpeakingMax英语口语达人

And I will conclude I must think very highly of you.

我就会得出结论，我一定很敬重你。

耶鲁公开课 - 心理学导论课程节选

That must be an interesting story, but I just have it here, and I think the poem tells you something about engineering if you go through it - and the problems of engineering.

这一定是个有趣的故事,我就这么一讲,我想这首民谣告诉了我们,关于工程的一些东西,如果做工程的话,关于工程的一些问题

耶鲁公开课 - 生物医学工程探索课程节选

Well, I think you must know now how to formulate that question.

我想你们都知道怎么列方程

耶鲁公开课 - 基础物理课程节选

.. It's one thing to have-- it's not to say that the best-- if you want your life to be like the plot of a great story, it's not as though you think, " "All right, the denouement must occur at the very last page."

如果你拥有-,不是说最美好的生活-,如果你想让生活像美好的故事情节，它并不像你所想的，“好的，结局一定是在最后一页“

耶鲁公开课 - 死亡课程节选