[The teacher-voice brightens into full-on artificial cheer.] Mirrors are very helpful!

[--and, leaving that excessively cheerful tone aside, he'll sober again. Mirrors are very helpful, if you're not sure. He's started to recognize it in himself.]

It's much better if you don't. But there's one advantage, in that it means our gods can't use us against our will without hurting themselves too.