The onset of mania occurs when repression is no longer able to resist the assaults of the repressed instincts.

Psychoanalysts have been occupied for a long time with the difficult question of what the psychological conditions are which determine the form of the neurotic disease to which the individual will succumb. It is as though he had a choice between different illnesses and led by unknown impulses selected one or other of them.

Psychoanalytic investigation has shown that in mental patients excessive affection often turns to violent hostility.

Even in my first analysis of a depressive psychosis, I was immediately struck by its structural similarity with obsessional neurosis.

A considerable number of persons are able to protect themselves against the outbreak of serious neurotic phenomena only through intense work.

In neurotics, worm phobias are usually found as well as snake phobias.

Both dreams and neurotic dream-states have as their function the avoidance of displeasure, but the dream-states also serve to provide a positive pleasure gain.