Cumulative Record. Chapter 20: What Is Psychotic Behavior? Quote 21

It is not inconceivable that the mental apparatus and all that it implies will be forgotten. It will then be more than a mere working hypothesis to say. . . that psychotic behavior, like all behavior, is part of the world of observable events to which the powerful methods of natural science apply and to the understanding of which they will prove adequate. (p. 321)