"Yeah, it's like that. Fire itself isn't good or bad, it's all in how it's used. Darkness is the same way. It's not really good or bad, it just is. And without the dark, we wouldn't know what light was."

All things in balance. Even 'evil' things have their place, in a way. Good couldn't exist without evil, though Mat can admit when eh starts thinking very hard about it he gets a bit of a headache. They're great and existential concepts and he is a simple fellow.

"How've you been coming along, with magic?"

They're both students of the craft, and he's curious. His own magic seems a bit halted. At least as far as mastering anything new or anything stronger.