Therapy started with an account of how it was a suitable treatment for those with serious “symptoms”. Freud’s initial patients generally had serious problems.
Nowadays the line is that “everyone needs therapy”. The whole of society is sick. Therapy is the cure for everyone.
One of the most extreme proponents of this view was the maverick sixties psychiatrist R. D. Laing. Laing popularized the idea of the psychotic as the most “in touch” person in a world gone mad. The “normal” were in fact one step behind. Thus, even though you look and feel normal,