We want a certain level of evil in the world?

You stopped being able to see inside the mind of evil.

Yet was she a good woman with no heart of evil.

The play makes several points about the nature of evil.

I did not drive him to the center of its evil, though.

"You should tell him to never use this power in the service of evil."

Now he had eyes only for that house of evil.

It was she who had no fear of evil, not him.

Each for his own reasons cannot understand the true nature of evil.

He had never been in a place that felt more of power and evil.