Excerpt from Studies in the Psychology of Sex Definition of Instinct - The Sexual Impulse a Factor of the Sexual Instinct - Theory of the Sexual Impulse as an Impulse of Evacuation The Evidence in Support of this Theory Inadequate - The sexualimpulse to Some Extent Independent of the Sexual Glands - The Sexual Impulse in Castrated Animals and Men - The Sexual Impulse in Castrated Women, after the Menopause, and in the Congenital Absence of the Sexual Glands - The Internal Secretions - Analogy between the Sexual Relationship and that of the Suckling Mother and her Child - The Theory of the Sexual Impulse as a Reproductive Impulse - This Theory Untenable - Moll's Definition - The Impulse of Detumescence - The Im pulse of Contrectation - Modification of this Theory Proposed - Its Relation to Darwin's Sexual Selection - The Essential Element in Dar win's Conception - Summary of the History of the Doctrine of Sexual Selection - Its Psychological Aspect - Sexual Selection a Part of Natural Selection - The Fundamental Importance of Tumescence - Illustrated by the Phenomena of Courtship in Animals and in Man - The Object of Courtship is to Produce Sexual Tumescence - The Primitive Significance of Dancing in Animals and Man - Dancing is a Potent Agent for Pro ducing tumescence- the Element of Truth in the Comparison of the Sexual I__mpulse with an Evacuation, Especially of the Bladder - Bot'n Essentially Involve Nervous Explosions - Their Intimate and Some times Vicarious Relationships - Analogy between Coitus and Epilepsy Analogy of the Sexual Impulse to Hunger - Final Object of the Impulses of Tumescence and Detumescence. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.