I think the real point is that because we are in uncharted waters, the argument can always be made back to the Obama administration there is not a clear blueprint.

VOA: standard.2009.03.29

We will always have r equals zero in these radial probability distribution graphs, and we can think about why that is.

在这些径向概率分布图里,总有ｒ等于０处，我们可以考虑为什么会这样。

麻省理工公开课 - 化学原理课程节选

It's not always correct to think of it that way-- we have to get into the theory of futures markets.

这种方法并不是永远正确的,我们需要更好的理解期货交易市场

耶鲁公开课 - 金融市场课程节选

It's important to keep in mind always that what we do can be fun And never lose that sense of fun and enjoy exploring things I think being an engineer is partly just problem-solving and mind-set.

有一点非常重要,就是始终牢记我们所做的事情是令人愉快的,不要丧失了这种愉悦感,要享受探索的乐趣,我认为成为一名工程师从某种程度上来说,就意味着解决问题，提出创意。

普林斯顿公开课 - 领导能力简介课程节选