Man as timekeeper.
D003702:Delusions / Q000523:psychology; D006801:Humans; D001523:Mental Disorders / Q000523:psychology*; D009497:Neurotic Disorders / Q000523:psychology; D011574:Psychoanalytic Theory; D011575:Psychoanalytic Therapy / Q000379:methods; D011618:Psychotic Disorders / Q000523:psychology; D013998:Time Perception