It's as if the commodity of the bride is deemed truly valuable only if it can be guaranteed pure and untouched.

这就好像新娘这件商品,只有在完全的纯净没有动过才是有真正价值的。

耶鲁公开课 - 弥尔顿课程节选

In general, good programming style says you put in comments that are going to be valuable in helping you as a reader understand what's going on inside of the code.

通常来说，优秀的编码风格意味着,你要放进去的注释,在帮助代码阅读者,理解代码内部,是怎么工作的。

麻省理工公开课 - 计算机科学及编程导论课程节选

by asking, which of them are so valuable you'd be prepared to do them even if they would introduce what isn't otherwise there, ? namely, the risk of death?

通过问自己，什么事如此有价值,以至于你准备好要去做,即便它们会带来如果不去做就不会有的，也就是，死亡的风险？

耶鲁公开课 - 死亡课程节选

And deciding how valuable it is, how good it is for me to be alive is a matter of adding up the value of the contents of the life.

它的价值，以及我活着的好处,取决于生活内容的价值总和。

耶鲁公开课 - 死亡课程节选