"No. No! No, no! I'm not, really!" He holds up his hands to try to stop the other man. "I promise! I've got a friend back home - one of the most revered therapists in the head shrinking business. He thought I was absolutely barking when we first met, but he came around. That was all to do with the cats, anyway."

These are clearly the words of a sane man. He steps toward Peter, matching his retreat, his face imploring.