[ Sam considers that, tilting his head a little to eye his hands speculatively. ] Could be. Nothing I use to block out all the brain stuff's worked so far, but I think I need to get a feel for how it works before I can figure out how to shield it, you know? How'd you get yours sorted out?

[ As soon as it's out of his mouth, though, Sam makes a little face at himself. ]

Which isn't what you came up here to talk about.