SECTION I: HABITS AS SOCIAL FUNCTIONS 14 Habits as functions and arts; social complicity; subjective factor. SECTION II: HABITS AND WILL 24 Active means; ideas of ends; means and ends; nature of character. SECTION III: CHARACTER AND CONDUCT 43 Good will and consequences; virtues and natural goods; objective and subjective morals. SECTION IV: CUSTOM AND HABIT 58 Human psychology is social; habit as conservative; mind and body. SECTION V: CUSTOM AND MORALITY 75 Customs as standards; authority of standards; class conflicts. SECTION VI: HABIT AND SOCIAL PSYCHOLOGY 84 Isolation of individuality; newer movements. _PART TWO_ THE PLACE OF IMPULSE IN CONDUCT SECTION I: IMPULSES AND CHANGE OF HABITS 89 Present interest in instincts; impulses as re-organizing. SECTION II: PLASTICITY OF IMPULSE 95 Impulse and education; uprush of impulse; fixed codes. SECTION III: CHANGING HUMAN NATURE 106 Habits the inert factor; modification of impulses; war a social function; economic regimes as social products; nature of motives. SECTION IV: IMPULSE AND CONFLICT OF HABITS 125 Possibility of social betterment; conservatism. SECTION V: CLASSIFICATION OF INSTINCTS 131 False simplifications; "self-love"; will to power; acquisitive and creative. SECTION VI: NO SEPARATE INSTINCTS 149 Uniqueness of acts; possibilities of operation; necessity of play and art; rebelliousness. SECTION VII: IMPULSE AND THOUGHT 169 _PART THREE_ THE PLACE OF INTELLIGENCE IN CONDUCT