No further evidence is needed to show that 'mental illness' is not the name of a biological condition whose nature awaits to be elucidated, but is the name of a concept whose purpose is to obscure the obvious.
Thomas SzaszCompetence in heterosexuality, or at least the appearance or pretense of such competence, is as much a public affair as a privateone. Thus, going steady is a high school diploma in heterosexuality; engagement a BA; marriage an MA; and children a Ph.D.
Thomas Szasz