Deals with the practical side of the life partnership of matrimony. CHAPTER XLIV. THE DEFENSE OF MONOGAMY 83 Discusses the permanence of love, and why we should endeavor to preserve it. CHAPTER XLV. THE PROBLEM OF JEALOUSY 89 Discusses the question, to what extent one person may hold another to the pledge of love. CHAPTER XLVI. THE PROBLEM OF DIVORCE 93 Defends divorce as a protection to monogamous love, and one of the means of preventing infidelity and prostitution. CHAPTER XLVII. THE RESTRICTION OF DIVORCE 97 Discusses the circumstances under which society has the right to forbid divorce, or to impose limitations upon it. PART FOUR: THE BOOK OF SOCIETY CHAPTER XLVIII. THE EGO AND THE WORLD 103 Discusses the beginning of consciousness, in the infant and in primitive man, and the problem of its adjustment to life. CHAPTER XLVIX. COMPETITION AND CO-OPERATION 107 Discusses the relation of the adult to society, and the part which selfishness and unselfishness play in the development of social life. CHAPTER L. ARISTOCRACY AND DEMOCRACY 115 Discusses the idea of superior classes and races, and whether there is a natural basis for such a doctrine. CHAPTER LI. RULING CLASSES 119 Deals with authority in human society, how it is obtained, and what sanction it can claim. CHAPTER LII. THE PROCESS OF SOCIAL EVOLUTION 122 Discusses the series of changes through which human society has passed. CHAPTER LIII. INDUSTRIAL EVOLUTION 126 Examines the process of evolution in industry and the stage which it has so far reached. CHAPTER LIV. THE CLASS STRUGGLE 132 Discusses history as a battle-ground between ruling and subject classes, and the method and outcome of this struggle. CHAPTER LV. THE CAPITALIST SYSTEM 136 Shows how wealth is produced in modern society, and the effect of this system upon the minds of the workers. CHAPTER LVI. THE CAPITALIST PROCESS 142 How profits are made under the present industrial system and what becomes of them. CHAPTER LVII. HARD TIMES 145 Explains why capitalist prosperity is a spasmodic thing, and why abundant production brings distress instead of plenty. CHAPTER LVIII. THE IRON RING 148 Analyzes further the profit system, which strangles production, and makes true prosperity impossible. CHAPTER LIX. FOREIGN MARKETS 151 Considers the efforts of capitalism to save itself by marketing its surplus products abroad, and what results from these efforts.