This essay is a reflection on my professional norms when I do pain research, treat pain patients, and communicate with the social system. Being both a medical doctor and a clinical researcher, I daily have to combine what I see as arbitrary rationalities in my approach to pain. The reason is that pain research is often conducted within a theoretical framework that mainly understands pain as a physical or biomedical phenomenon even though a broader and more precise perspective on pain exists - and is often used when physicians treat patients. It is of interest to see how easily doctors use different concepts of pain when they conduct biomedical research with advanced equipment and standardized tools with one hand, and with the other hand tal...