The power of linearity is F=k1+k2 if I come across f of x, y, z equals k1 plus k2, if it is a linear equation, I don't have to go and solve it all over again.

线性的威力是,一个方程，如果它是个线性方程，那么我就不用再去解他了。

麻省理工公开课 - 固态化学导论课程节选

I can buy insurance for myself this year and I can stop and if I--there's nothing gained-- or next year I would just have to pay it again.

这一年也许我会买这种保险,但是如果觉得划不来了,我可以停买,或者在下一年续买

耶鲁公开课 - 金融市场课程节选

The reason why I do put them up is so that you have the opportunity if you want to see it again or if you have to miss a class.

我之所以把资料放在网上是为了,让你们可以重温或者学习错过的课程。

哈佛公开课 - 幸福课课程节选

So van Inwagen concludes, if you have an object, and you take it apart, and then put them all back together again, you don't have the very same object that you started out with.

所以范·，因瓦根总结道，如果你将拥有的物体拆开，再把所有的零件重组，你手上的并非,原来的那个物体。

耶鲁公开课 - 死亡课程节选

It's all very well to say, "Look at me, I'm reconciling harmonies, I'm creating patterns, I'm showing the purpose of image clusters and all the rest of it," but if you keep doing it, what you have yoked together becomes unyoked again.

我们可以说，“看，我协调了冲突，我创造了形势说，我展现了意象群“,但是如果一直深入，你联系起来的东西又会再次分开了。

耶鲁公开课 - 文学理论导论课程节选

We would have to see if we can arrange that. Again, I don't guarantee that it will happen because the reality is, someone who is involved in as many things as he is-- it's going to be something.

我会再去安排一下,但我不保证他一定会来,他有太多的安排,有可能会有突发情况

耶鲁公开课 - 金融市场课程节选