If we think that our knowledge is positive, we say "red" in a red light means stop.

如果我们主动认知，红灯的意思是停。

耶鲁公开课 - 文学理论导论课程节选

All right, but still it's a red light, right, and our hypothesis is that the red light has positive value in the sense that it means a certain thing. It means, we say, "stop."

它是一个红灯，我们假设红灯主动自带含义,它代表着，停“

耶鲁公开课 - 文学理论导论课程节选