This book went to press about the time that the Freud-Bleuler correspondence (by Alexander and Selesnick) appeared in the January 1965 issue of Archives of General Psychiatry. This exchange of letters reveals that, as late as 1925, Freud remained convinced that psychoanalysis should remain isolated from psychiatry and, by implication, from general medical practice; and that he was unable to agree to the application of psychoanalysis in the ways implied by Bleuler's last letter to Freud:

For you, they [the differences in views] appear so significant that you cannot understand that I still stand for psychoanalysis; I consider these differences quite unimportant side issues… Moreover, I am still sending patients to be psychoanalyzed… In spite of the objections of my colleagues I stress