Roughly half of you are doing better than average and roughly half of you are doing worse than average.

大约有一半同学学得比别人好,有一半同学学得比别人差。

耶鲁公开课 - 心理学导论课程节选

So if I had drawn that better it would look as if this was half of this distance, but I didn't draw it well.

如果我画得准确的话,这段应该是整段长度的一半,不过我没画好

耶鲁公开课 - 博弈论课程节选