这位几何学家在做完一个关于自己研究的演讲后对他说：“你知道吗，我总是觉得代数很恐怖”。
He said: 'You know, I have always been dreadful at arithmetic.'
好的，现在我要画一张图代表什么是…这是代数，什么是几何，这张图代表了什么？
Ok, now I wanna draw a picture that represents what's this, this is algebra, what the geometry, what's the picture that goes with it?
他研究的几何在数学上叫做(李代数)E8结构。这个结构在1887年首先被挪威数学家Sophus Lie发现。
The geometry he has been studying is that of a structure known to mathematicians as E8, which was first recognised in 1887 by Sophus Lie, a Norwegian mathematician.
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