Sam doesn't mind talking about this stuff. He's had conversations with Dan about it, after all. Dan's another hunter. And the fact that this Crowley is asking the right sort of questions means he's probably in the know in his own world.

"Because it's a different sort of balance, mostly. Neither side can do anything without using human bodies. Demons don't require consent, but they also have relatively fewer powers. But they're also subtle. Because most of them were human, they know how to hide among humans." Sam settles back, closing his eyes for a moment. "Angels, generally, aren't good at subtle. Lots of power, lots of flash, but generally very literal. Most angels don't get out much."