He wasn't an idiot. Bruce could see that something in the boy's face and hear the stutter. There was obviously something deeper going on, and perhaps he should offer to refer him on to Dr Lecter or Dr Du Maurier but he just smiled for now.
"Okay, sharp scratch..." Bruce held Bobby's arm and slipped the needle into his vein to draw the blood. "There we go. Not so bad for an old guy, huh?"