TABLE OF CONTENTS PAGE THE PROBLEM: THE MODE OF ITS SOLUTION. The question. The two theories of man's origin.-The argument purely historical.-Means of tracing man's ancestry and history.-Classification. PROTOZOA TO WORMS: CELLS, TISSUES, AND ORGANS. 32 Amoeba: Its anatomy and physiology.-Development of the cell.— Hydra: The development of digestive and reproductive organs, and of Worms and the development of organs.-Mollusks: The external protec- tive skeleton leads to degeneration or stagnation.—Annelids and arthro- pods: The external locomotive skeleton leads to temporary rapid advance, but fails of the goal.-Its disadvantages.-Vertebrates: The internal loco- motive skeleton leads to backbone and brain.-Reasons for their dominance CHAPTER IV VERTEBRATES: BACKBONE AND BRAIN The advance of vertebrates from fish through amphibia and reptiles to CHAPTER V THE HISTORY OF MENTAL DEVELOPMENT AND ITS PAGE 81 113 Mode of investigation.- Intellect. - Sense-perceptions.-Association. — CHAPTER VI NATURAL SELECTION AND ENVIRONMENT . . 152 The reversal of the sequence of functions leads to extermination, degen- given form, may be considered as one grand resultant.-Environment is thus a power making at first for digestion and reproduction, then for mus- cular strength and activity, then for shrewdness, finally for unselfishness and righteousness.-An ultimate "power, not ourselves, making for right- eousness," a personality. Our knowledge of this personality may be valid, even though very incomplete.-Religion.-Conformity to the spiritual in or behind environment is likeness to God.-The conservative tendency in Human environment.-The development of the family as the school of man's training.—The family as the school of unselfishness and obedience. Composed of atoms and molecules, hence subject to chemical and physi- cal laws.-As a living being.-As an animal.-As a vertebrate.-As a mammal.-As a social being.-As a personal and moral being.--The con- flict between the higher and the lower in man.-As a religious being.—As hero. He has not yet attained.-Future man. He will utilize all his powers, duly subordinating the lower to the higher.-The triumph of the 177 Subject of the Bible.-Man: Body, intellect, heart.-God: Law, sin, The struggle for existence.-Natural selection.-Correlation of organs.- Fortuitous variation.-Origin of the fittest.-Nägeli's theory: Initial ten- dency supreme.-Weismann and the Neo-Darwinians: Natural selection omnipotent.-The Neo-Lamarckians.—Comparison of the Neo-Darwinian and the Neo-Lamarckian views.—"Individuality" the controlling power throughout the life of the organism.-Transmission of special effects of use INDEX CHART SHOWING SEQUENCE OF ATTAINMENTS AND |