Chelsea star Didier Drogba of Ivory Coast thrilled the fans with his blast from about 30 meters out that found the upper left corner of the goal in just the seventh minute.

VOA: standard.2009.07.25

What we will have come to us, is a corresponding response from every neuron, for example in the upper left, you would see a green little hole.

我们看到的是，每个神经元都作出反应，比如在左上方，大家能够看到一个绿色的小洞。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选