You really want to goad the guy who just beat the shit out of you, Spike? Who's still very on edge and easy to provoke? Lucky for you he's really, really trying here, and wants your help more than he wants to punch you!
So he just lifts an eyebrow and says dryly, "Scared of emotional commitment? Me? Never!"
He takes a drink of water while he thinks about what Spike's said, and then makes another face. "Thing is, I kept asking him what I could do yesterday and he couldn't give me any straight answers. I'm not sure he really knows!"