Evil is a metaphysical reality. It is built into the structure of the universe. That's the way the universe was made.

邪恶是一种超自然的存在，它是宇宙构造的组成部分,宇宙就是这样的。

耶鲁公开课 - 旧约导论课程节选

So, let's look at this in a more simple structure here where we have the two possible forms of benzene, and the reality is is that it's going to be some combination of the two.

让我们从一个更简单的结构,来看看这两种可能的苯环构型，实际情况,是这两个的组合。

麻省理工公开课 - 化学原理课程节选