Alfred Hitchcock

By irreducibly complex I mean a single system composed of several well-matched, interacting parts that contribute to the basic function, wherein the removal of any one of the parts causes the system to effectively cease functioning.

The current approach that psychiatry takes almost ignores social worlds in which mental health problems arise and tries to become highly biomedical like other branches of medicine such as cardiology or oncology. But psychiatry has to be far more embedded in people's personal and social worlds.