"We think that you ought to have a background check at gun shows. We think you ought to have a background check so that people who are dangerously mentally ill aren't getting their hands on guns."

VOA: standard.2010.04.19

Because you are ill, " because you are not focusing enough on your health."

因为你病了，因为你没有注重健康“

哈佛公开课 - 幸福课课程节选

do you listen to that? We are sick because we are ill.

听到吗？我们病了是因为我们在生病。

哈佛公开课 - 幸福课课程节选