So, if you're looking for another reason to quit, if you're looking for a reason not to start smoking, here's another good one.

因此，如果你正在寻找戒烟的另一个理由，如果你正在寻找一个不开始吸烟的理由，这就是很好的一个。

麻省理工公开课 - 化学原理课程节选

And you know it's not the necessarily a good idea to do it, you start with "The thing is".

你心里清楚这么做并不一定是个好主意，你就可以用“The thing is”来回答他们。

The thing is 课堂 - SpeakingMax英语口语达人