只要愿意，每个人都可以提高自己的记忆力。

Everyone can improve their memories if they want to.

youdao

我们是如此羡慕他人所拥有的东西，以至于我们也想买同样的东西来达到平衡，觉得这样就可以提高自己的地位。

We are so envious of what others have, that we try to level the playing field in our minds, by buying our way up to their "status".

youdao

人们是如此羡慕旁人所拥有的东西，以至于我们也想买同样的东西来达到平衡，或觉得这样就可以提高自己的地位。

We are so envious of what others have, that we try to level the playing field in our minds, by buying our way up to their “status”.

youdao

So that way you can have an idea if, oh, I do really understand this but I'm a little bit slow, maybe I need to practice this one type of problem a little bit longer so I can get up to speed so I'm going to be able to get through all this in terms of the exam time.

这样你就可以知道，假设，噢，我真的懂这个，但是我的速度有点慢，或许我需要在练习这个类型的题目上,多花一点时间,这样我就可以提高自己的速度,可以全部做完,在考试规定的时间内。

麻省理工公开课 - 化学原理课程节选