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Evidently the Greeks had a word for it, since Theophrastus some 2,300 years ago left us a discussion of various types of personality. The poets and the playwrights have been doing the same indirectly, and scientists and pseudoscientists have spoken from their lofty eminences concerning that elusive quality of the human being known as personality. Haggard and Fry have attempted a serious study of the personality of man based on an analysis of the more or less measurable qualities, of which they choose (1) the physique, (2) the impulse or driving force, (3) the intelligence, (4) the temperament and (5) the ego. The first three need no particular discussion in this review. The temperament is still further subdivided into tempo, mood and resonance (depth of feeling). As far as the ego is concerned, individuals with strong egos are divided into the egoists, who are impervious to external criticism, and the
The Anatomy of Personality. JAMA. 1936;106(22):1942. doi:10.1001/jama.1936.02770220078025