DOCTOR: Well have you considered.. REID: Considered what? DOCTOR: A psychosomatic cause. REID: Psychosomatic? DOCTOR: Just means a mental, or emotional stress. REID: I know what psychosomatic means, doctor. But it's not that. DOCTOR: Well I think it's something we should consider. REID: Listen, I'm not crazy. DOCTOR: Crazy? Dr. Reid, I.. REID: No, listen, I have headaches, I have headaches! I have intense sensitivity to light because there's something wrong with me physically, not mentally. It's not that. DOCTOR: That? REID: Listen doctor, my mother is a paranoid schizophrenic who's been institutionalized. So I know, I know very well what mental illness looks like. Maybe even better than you. And it's not that, it's not. Criminal Minds belongs to CBS