If you're not participating in discussion section, you're not doing what the section is there for.

如果你不参与讨论，那你你就没有做到这个讨论所要求的。

耶鲁公开课 - 死亡课程节选

When you don't have a theory, then you don't have a way to be rigorous.

若没有理论基础支撑,你就无法做到思维缜密

耶鲁公开课 - 金融市场课程节选

There will be no war in a couple of years uh..If you look at the stimulus package, the one thing it is not done is stimulating.

未来几年将不会有发战争财的机会,呃，如果你看刺激计划，它没有做到的一件事情就是刺激市场。

斯坦福公开课 - 经济学课程节选

And so do these three things, if you don't get an "A" then you can come back and talk to me about it later.

并且如果你做到了这三点,而没有得A的话,你可以在出成绩以后过来找我

耶鲁公开课 - 生物医学工程探索课程节选