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Third thing we want you to do, is to understand the fundamental both capabilities and limitations of computations, and the costs associated with them.
我们希望你们做的第三件事儿，就是了解,计算的基本能力，和局限以及他们的代价。
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We're glad you spent this time with us, and we hope you have a blessed and peaceful day. Take care.
很开心你们能和我们一起度过这段时光,希望你们能度过一个幸福而平和的一天，保重。
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Hence the title of this slide all right so 2, we've got you two paired off?
这个幻灯片的标题没说错吧，2个人吗，我们已经为你们两两配对了？
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And if you go into the library you could find books on topics that we are discussing here, and you could read on your own.
如果你们进去图书馆，你们可以,找到很多关于我们在这讨论的话题的书，你们可以自己读一读。
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And if you hang around, as I hope you will, we'll get to the bottom of some of them.
如果你喜欢这门课,我喜欢你们喜欢,我们会一点一点揭开他们
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We did figure it out, and we'll get there, but I want to do a little bit of work first.
我们已经算好了,我会告诉你们的,但我们得先干点事
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Now then, if you will obey Me faithfully and keep My covenant, you shall be My treasured possession among all the peoples.
如今你们若忠诚于我们的约定，就在万民之中作属于我的子民。
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And the reason is, and this will come up on the problems and a lot of students end up using this equation, which is why I want to head it off and mention it ahead of time, we can't use an equation because this equation is very specific for light.
原因是，很多同学在解题时,都会用这个方程，所以我要,事先提醒你们一下,我们不能用这个方程，因为它只对光是用。
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Now, that is not the most general thing, but I'm sure you guys have some idea of why we are interested in that.
这并不是最普遍的情形,但我确定你们知道我们为什么喜欢它
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I'm willing to bet that some of you had noted in your reading last night, or whenever you did your reading, perhaps you actually underlined the sentence that we've just looked like.
我打赌你们中的一些人已经在昨晚或是别的时候，的阅读中注意到，也许你们已经划出了我们刚刚看到的句子。
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I'm seduced. Are you? He's feeding us questions.
我被吸引住了，你们呢，他在给我们提问。
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And what that means, of course, is you won't do as well at the beginning as you're likely to be doing toward the end.
当然，这也就是说，你们刚开始时做的不会太好,我们期望你们在最后会更好一些。
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You said, you didn't call us up when we weren't paying any dividend and now we're still paying more than we used to, why all this alarm?
过去不分红的时候,你们什么都没说,而现在我们的分红比过去还多,你们紧张什么
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We would be then reaching to the EU, and saying: "Look, you got some oil, and you've also got possibilities of developing alternative sources of energy, We'll work with you.
我们主动和欧盟交谈，你们有石油资源，你们还有可能,开发可替代能源资源，我们想和你们合作。
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We want you to take your own notes to help you, if you like, spur your own learning process.
如果你们愿意的话，我们希望你们能记笔记帮助自己，在学习的道路上鞭策自己。
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So, we'll do all of that hosting for you which will be a nice way of giving a little more personal touch to your final projects if you decide to implement something web based and would like your own so called domain.
这是我们能为你们的毕业设计所做的,一点点人文关怀,如果你们想做一些基于网站的东西,而且不愿意别人插手。
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But what we-- what we do want to do, is to give you some intuition about how to approach questions of efficiency.
但是我们想要你们产生，对于处理效率问题的一些直觉,你应该会意识到为什么。
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So we've tagged each of your numbers to your actual recitation, so we can see today which recitation actually is going to be doing the best in terms of clicker questions, who's going to get the most correct today.
我们已经将你们的学号,与你们参加的习题讨论小组关联起来了，这样通过回答选择题,我们就可以来比一比，哪个小组答对的人最多。
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That's a question for you: is it the greatest love story of our time?
我问你们，这是我们时代最伟大的爱情故事吗？
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Now what I want to do is take you exactly to this place where we are right now, where we see energy levels and electron filling, but I want to start all over again and I want to use a totally different approach.
现在我想做的是带你们,到达我们现在所处的地方，我们能看到能量级和电子分布的地方，但我想重新开始,而且用一个完全不同的方法。
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That's something we've mentioned already three weeks ago, two weeks ago, we're going to take that fix now, we're going to assume you know who these candidates are.
我们在三周或两周前已经提到过,现在来讲一下这种情况,我们假设你们知道这些候选人是谁
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Let's talk sort of at a more tactical level, about what do we want you to know in this course.
我们来讲一些策略层面上的目标，关于我们希望你们从课程中学到什么。
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And realize too, as we say on this home page here, by default, we anonomize you when you log into this bulletin board, whereby, you're all logged in as quote unquote students.
并且认识到，像我们说的这个主页，默认情况下，当你登陆这个电子公告牌，我们禁止你们，都匿名学生登陆。
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Second skill we want you to have at the end of this course is the ability to use a vocabulary of computational tools in order to be able to understand programs written by others.
我们想让你们在课程结束时,掌握的第二个技能,是有能力使用计算工具的语言,用来理解,别人编写的程序。
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Some programs won't stop until you're old and gray. And these are really different efficiencies, and we want to give you a sense of how do you reason about those different kinds of programs.
头发花白之前是不会停的,这些是因为它们的效率不同,我们想要给你们理解,这些程序之所以,表现不同的原因。
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We will be covering material in recitations that're not in the lectures, not in the reading, and we do expect you to attend recitations.
我们会讲一些,在教学课上没有提到的材料，也不在阅读材料里，因此我们希望你们能出席复习课。
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We hand you a bunch of programming code that we wrote because this is very much the norm in the real world.
我们给你们一些我们自己写的代码,因为在现实世界中这都是非常正常的。
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What we want is for you to grow.
我们希望你们能成长。
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And we pride ourselves in giving you a rapid return, but there is a tradeoff.
我们对你们成绩回升的那么快很自豪，但你需要权衡。
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