CHAPTER XIII

THE CONTENT OF THE PSYCHOSES 312

Discussion of psychological _v._ physical origin of mental disease--Mediæval conception of madness as work of evil spirits--Development of materialistic idea that diseases of the mind are diseases of the brain--Psychiatrists have come to regard function as accessory to the organ--Analysis of patients entering Burgholzi Asylum--A quarter only show lesions of the brain--The psychiatry of the future must advance by way of psychology--Cases of dementia præcox illustrating recent methods in psychiatry--The development of the outbreak at a moment of great emotion--Delusions determined by deficiencies in the patient's personality--Difficulties of investigation--Temporary remission of mental symptoms proves that reason survives in spite of preoccupation with diseased thoughts--Case of dementia præcox, showing exceeding richness of phantasy formations, and the continuity of ideas.

## PART II. 336

Freud's case of paranoid dementia--(Schreber case)--Two ways of regarding Goethe's "Faust"--Retrospective and prospective understanding--The scientific mind thinks causally--This is but one half of comprehension--Pathological and mythological formations, both structures of the imagination--Flournoy's case--Misunderstanding of author's analysis of it--Adaptations only possible to the introverted type by means of a world-philosophy--The extroverted type always arrives at a general theory subsequently--Psychasthenia is the neurosis of introversion, hysteria of extroversion--These diseases typify the general attitude of the types to the phenomena of the external world--The extreme difference in type a great obstacle to common understanding--The general result of the constructive method is a subjective view, not a scientific theory.

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