[Booker whistles nice and low; he's never seen that before. It's a lot less out of control on her, he realizes as she flips the glass around and makes it fly through the air with ease.]

Well damn, they sure weren't sellin' that.

[He had Bucking Bronco, but that wasn't so much telekinesis as just plain levitation.]

I picked up what I could grab. There's round about five I got.

[He doesn't seem to think that there's anything wrong with having the Vigors - at least not his version. The addictive component of them in Rapture, as ADAM, had been stripped once they had been translated into an oral substance. But he doesn't know that. And thank god he didn't, Booker wouldn't have lasted long with ADAM as Elanor knew it. He would have been just another Splicer.]

So... [He pauses around the obvious question.] what's a Big Sister?