And he started with a similar but different observation, and that was that cows get a disease that's very similar to smallpox.

他首先观察到一种类似但不同的情况,就是牛得了一种很像天花的病

耶鲁公开课 - 生物医学工程探索课程节选

It might be true that those cases do happen, but I really think they are not the norm.

虽然有这种案例，但我并不认为这是一种普遍情况。

需要动物实验吗？ - SpeakingMax英语口语达人

Well, not now My death can't be bad for me now I'm not dead But it's not 100% clear that the other alternative isn't acceptable "? Why not say,"My death is bad for me when I'm dead"?

至少不是现在,死亡现在对我来说没有坏处,我又没死,但另一种情况我们也不能百分百,确定是不可接受的,为什么不能说，“死亡在我死的时候对我来说是有坏处的？

耶鲁公开课 - 死亡课程节选