Psychology Books

ANALYSIS OF THE SEXUAL IMPULSE. 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 Sexual Impulse 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... more...

THE REPRODUCTION OF LIVING BEINGS History of the Germ:—Cell-division—Parthenogenesis—Conjugation—Mneme—Embryological Development— Difference of the Sexes—Castration—Hermaphrodism— Heredity—Blastophthoria. A general law of organic life decrees that every living individual is gradually transformed in the course of a cycle which is called individual life, and which terminates with... more...

SEXUAL INVERSION. CHAPTER I.—INTRODUCTION. Homosexuality Among Animals—Among the Lower Human Races—The Albanians—The Greeks—The Eskimos—The Tribes of the Northwest United States—Homosexuality Among Soldiers in Europe—Indifference Frequently Manifested by European Lower Classes—Sexual Inversion at Rome—Homosexuality in Prisons—Among Men of Exceptional Intellect and Moral... more...

INTRODUCTION From the point of view of literature, the Great War of to-day has brought us into a new and closer sympathy with the England of the past. Dr. Woods and Mr. Baltzly in their recent careful study of European Warfare, Is War Diminishing? come to the conclusion that England during the period of her great activity in the world has been "fighting about half the time." We had begun to... more...

SEX UNIVERSAL AND ETERNAL The fundamental basis of the universe is Sex. Sex is the fulcrum upon which our life-activities turn. It is the life of Man and of planets, and ignorance of the laws of Sex is the cause of death of both. It is the conjunction of the forces of attraction and repulsion; the positive and negative; the centripetal and centrifugal forces which hold stars and planets in their... more...

RELIGION AND NEUROLOGY It is with no small amount of trepidation that I take my place behind this desk, and face this learned audience. To us Americans, the experience of receiving instruction from the living voice, as well as from the books, of European scholars, is very familiar. At my own University of Harvard, not a winter passes without its harvest, large or small, of lectures from Scottish,... more...

When, in 1810, Franz Joseph Gall said: “The measure of culpability and the measure of punishment can not be determined by a study of the illegal act, but only by a study of the individual committing it,” he expressed an idea which has, in late years, come to be regarded as a trite truism. This called forth as an unavoidable consequence a more lively interest on the part of various social agencies... more...

FASTING GIRLS. I. ABSTINENCE IN THE MIDDLE AGES. Among the many remarkable manifestations by which hysteria exhibits itself, for the astonishment of the credulous and uneducated portion of the public, and—alas, that it should have to be said,—for the delectation of an occasional weak-minded and ignorant physician, the assumption of the ability to live without food may be assigned a prominent place.... more...

The Senses in the Lower Animals The sense of touch—The senses of taste and smell—Actinophryans having taste—The sense of sight—Modification of sight organs by surroundings—Sight in Actinophryans—Blind fish sensitive to light—Blind spiders—Blind man—Primitive eyes in Cymothoe—In the jelly-fish, sea-urchin, Alciope, Myrianida—The sight organs of the snail—Power of vision in the... more...

EDITOR’S INTRODUCTION The present volume appeals to the editor of this series as one of the most significant books, viewed from the standpoint of the future of our educational theory and practice, that has been issued in years. Not only does the volume set forth, in language so simple that the layman can easily understand, the large importance for public education of a careful measurement of the... more...