无意义地活着，或者有价值地死去。

Live for nothing, or die for something.

youdao

当资源缺乏或者有价值的时候，资源的竞争就会紧张起来。

When resources are scarce or valuable, you will have tensions over them.

youdao

想让大家来你的网站，因为他们确实想要来，提供有趣，搞笑或者有价值的内容，这是必需的。

To have people come to your website because they truly want to, you need to be interesting and provide entertaining or helpful content.

youdao

I want to talk about efficiency, and we're going to, or at least I'm going to, at times also refer to this as orders of growth, for reasons that you'll see over the next few minutes.

为什么是很有价值的，我想要讨论下效率，我们将会，或者至少我将会不时的，提到有序的增长,原因你们很快就会明白的。

麻省理工公开课 - 计算机科学及编程导论课程节选

Who's to say, a Benthamite might argue, who is to say which of these pleasures, whose pleasures are higher, worthier, nobler than others?

边沁主义者也许会问，谁能说这些快乐中，谁的更高级，更有价值或者更高贵呢？

耶鲁公开课 - 公正课程节选

That generally is just modifying a few bytes, a few kilobytes worth of information.

这个操作通常只是修改了几个，或者几千字节的有价值的信息。

哈佛公开课 - 计算机科学课程节选