"I think when it comes down to questions of hard cash and state budget, the European governments will feel they are doing what they can and it is not really up to the United States to tell them what to do,"

VOA: standard.2009.03.29

If the goal is to improve education, then one has to ask hard questions Like does a technology actually help?

假如目标是提高教育，那就要问问这样的问题,技术真的有帮助吗？

麻省理工公开课 - 媒体、教育、市场课程节选

It's hard to answer questions and whatnot and you don't necessarily have access to the same tools unless you yourself go through the process of configuring your machine manually by following many long sequences of steps.

所以很难说会出现什么情况,你们不能,用同一台机器，除非你们自己按照一系列,冗长的步骤手工配置,你们自己的电脑。

哈佛公开课 - 计算机科学课程节选

So, we can think about what would happen if we're on his thesis defense, we're on his thesis committee, we would need to think of some pretty mean, hard, nasty questions that's what happens when you defend your thesis.

所以，我们可以设想一下,如果我们在他的论文答辩会上,担任论文委员会的成员，那么会发生些什么，我们会想一些非常严厉的,冷酷无情的，险恶的问题,那也是你们在论文答辩时,会遇到的情况。

麻省理工公开课 - 化学原理课程节选

That's the question we're going to try and address. If we can do this, this is good, because first of all, it removes any questions about what machine I'm running on, it's talking about fundamentally, how hard is this problem, and the second thing is, it is going to do it specifically in terms of the input. Which is one of the things that I was worried about.

这是一个我们接下来要去,尝试和解决的问题，如果我们能做到的话会很不错，因为首先，它解决了结果可能和我,运行的计算机有关系的问题，因为这从根本了告诉了，我们这个问题的复杂度，第二件事情,就是这种方法可以依据输入的大小来计算,而这正是我最担心的地方。

麻省理工公开课 - 计算机科学及编程导论课程节选