Now, if this all seems like arcane and irrelevant detail, let's just see why this matters in the picture, and then we'll leave soccer, at least for today.

如果你觉得这些听起来稀奇古怪,且它们与你毫不相干,那我们就来看看这个图像吧,以后我们不讨论足球了,至少今天是不会讨论了

耶鲁公开课 - 博弈论课程节选