Would have been more wonderful if there hadn't been that whole "hey, we need to seal your ability up so you don't get kidnapped and used for a battery by creepy old guys," part, but he's not about to bring that can of worms up.
"Nah, Dream Walkers are pretty rare, actually. Well, really all abilities are, since there's all these different sorts. You have your precogs, your postcogs, your firebugs, telekenetics, people who see spirits, people who can make illusions, all sorts of things. It's just easier for Dream Walkers to find each other."
That would be awesome. You can always work it into dialouge tags and such.
"Nah, Dream Walkers are pretty rare, actually. Well, really all abilities are, since there's all these different sorts. You have your precogs, your postcogs, your firebugs, telekenetics, people who see spirits, people who can make illusions, all sorts of things. It's just easier for Dream Walkers to find each other."