"I'm not a sap--" He said, not sure whether the comment would make her worry that he had heard that particular quip or bring this dangerous second-self out of hiding, the confusion clear on his face as he pulled his hand away and attempted to reconcil his answer, "--but I'm not without defenses, I guess." He could have put it more simple as 'being a big boy' and 'being able to take care of himself', but that seemed something he was more apt to pass in his brother's direction; not Niki's.
"I can heal myself, among other things." Peter said, eyes turning back to the road considering the traffic he caught in his periphrial vision. There was really nothing more to that, aside from maybe who he had gotten the power from, but even if he couldn't be sure Claire would ever appear in Red Oak, it was best to keep safe; especially if she was such danger.