我们要学会避免自怜。

We learn to avoid self-pity.

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但是我们要学会利用辅助来学习。

But we have to learn with training-wheels.

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我们要学会去享受等待的过程和收获的喜悦。

Learn to appreciate the process of waiting and the result that you get in the end.

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The key thing to notice is, I now have the ability to create iterations, which extends well I can do.

要注意的关键点是，我们现在已经学会如何去创建迭代了，这大大扩展了我们能做的事情的范围。

麻省理工公开课 - 计算机科学及编程导论课程节选

One of the things we want to help you do is identify the different classes of algorithms, what their costs are, and how you can map problems into the most efficient class to do the computation.

我们想要教会你们的事情之一就是,学会辨别不同种类的算法，它们的代价是怎么样的，以及怎么样把问题映射到,最有效的算法种类中去做计算。

麻省理工公开课 - 计算机科学及编程导论课程节选

So if we consider lithium, potassium, and sodium, they're all together in the same group on the periodic table, knowing what we do about biology we can immediately think of sodium and potassium, or even just knowing what you know about table salt, for example, that these are two elements that we find, and particularly in the ion form in very high concentrations in our body.

我们来考虑一下锂，钾和钠，它们都在周期表中的同一族里，想要知道我们将元素周期律,用到生物学会怎么样，我们首先想到的就是钠和钾，甚至只需要知道食盐，我们发现它们是以很高浓度的离子形式,存在于我们体内的两种元素。

麻省理工公开课 - 化学原理课程节选