The Education Department says some of that goes to waste and leaves students in debt for educations of little or no value.

VOA: special.2010.07.29

No, but the pay, the way they value, the way of valuing each-- Okay, so the payoffs may be different.

但是结果,他们关心的东西不同,结果导致收益不同

耶鲁公开课 - 博弈论课程节选

It has no value in and of itself.

它本身没有价值。

耶鲁公开课 - 死亡课程节选

The only thing worth more than the slaves in the American economy of the 1850s was the land itself, and no one can really put a dollar value on all of the land of North America.

十九世纪五十年代的美国经济中,唯一价值超过奴隶的就是土地,而且没有人能够真正对,美国北部的土地进行估值

耶鲁公开课 - 美国内战与重建课程节选

But against this there are those who think, no, in addition to thinking about the value of the content of life, we have to remember-- so these people claim--that life itself is worth having.

但是与此相反有些人认为，不，除了考虑生活的内容，我们还要记住-,生活本身是值得过的，这些人这样认为。

耶鲁公开课 - 死亡课程节选