It is interesting to observe that finally even Adler admits (op. cit., p. 155) that there is no such thing as congenital lack of aptitude for sexual sensibility.
"I am not entirely satisfied with the testimony as to the alleged sexual anesthesia," a medical correspondent writes. "The same principle which makes the young harlot an old saint makes the repentant rake a believer in sexual anesthesia. Most of the medical men who believe, or claim to believe, that sexual anesthesia is so prevalent do so either to flatter their hysterical patients or because they have the mentality of the Hyacinthe of Zola's Paris."
Differences in the Nervous Organization of Man and Woman, 1891; chapter xiii, "Sexual Instinct in Men and Women Compared."
Matthews Duncan considered that "the healthy performance of the functions of child-bearing is surely connected with a well-regulated condition of desire and pleasure." "Desire and pleasure," he adds, "may be excessive, furious, overpowering, without bringing the female into the class of maniacs; they may be temporary, healthy, and moderate; they may be absent or dull." (Matthews Duncan, Goulstonian Lectures on Sterility in Woman, pp. 91, 121.)