The disease concept of homosexuality as with the disease concept of all so-called mental illnesses, such as alcoholism, drug addiction, or suicide conceals the fact that homosexuals are a group of medically stigmatized and socially persecuted individuals. ... Their anguished cries of protest are drowned out by the rhetoric of therapy just as the rhetoric of salvation drowned out the [cries] of heretics.
Thomas Stephen Szasz (1997). “The Manufacture of Madness: A Comparative Study of the Inquisition and the Mental Health Movement”, p.168, Syracuse University Press