如果你现在正在博客，也没在上面挣钱，你不是已经在免费工作了吗？

If you're blogging now and not making any money, aren't you already working for free?

youdao

Now, you might think, ? well, didn't we already discuss that when we started thinking about variability?

现在你可能会想，我们不是已经谈过这个了吗,就在我们开始讨论死亡可变性的时候？

耶鲁公开课 - 死亡课程节选