Long experience has shown that it is by no means a popular task to give an address on psychoanalysis to a group of physicians. The reception of Professor Freud's first lecture in the Viennese Medical Society prescribed the attitude of the medical authorities for forty years. The causes of the resistance of medical circles against the concepts of psychoanalysis have been so often discussed that I do not wish to dwell on them again. On the other hand, I should like to win benevolent neutrality by calling attention to the chief historical and psychologic causes of the rejection of this branch of science in medical circles. After forty years' experience, the reasons for this rejection can be defined with considerable precision.
If psychoanalysis had remained the modest therapeutic device by which Freud and the small group of his followers tried to influence hysterical symptoms forty years ago, the whole embittered