It's in this light that the introduction, I think, of Galileo in this simile starts to make a little more sense.

就此而论，这个比喻中，关于伽利略的介绍开始有了点意义。

耶鲁公开课 - 弥尔顿课程节选

Let's make the red light the symbol of 'go.'" And now with the ecological movement it would be very difficult to make the green light the symbol of "stop," and in any case all sorts of complications would arise. Right?

我们来假设，红灯的意思是出发“,那么难道,绿灯的意思是停止吗？,这样会引起各种不必要的麻烦？

耶鲁公开课 - 文学理论导论课程节选