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CONTENTS 
§87. The Variability of Instinct....cseeeeevcsrresevenans 
§ 88. Instinct as Inherited Propensity....ccveeereennsverees 
§ 80. The Question of Inheritance.......cvevvirnnenenenes 
§90. Interest and Habit....oovveeeiniaverenens cnsavens 
II. PoSITIvE AND NEGATIVE INTERESTS. ...o0vvvnevenseoransnnoocee 
§ 91. The Presence and Absence of Response............. 
§ 92. Approach and Withdrawal. .......ccveviinienneennns 
§ 03. Positive and Negative Results of Response.......... 
§ 94. Positive and Negative Responses Defined and Illus- 
EAI cova TI HR Hy, od EEA, AH. SE SW SS SHA 
§ 05. Interest as Uniquely Positive or Negative...... 0000 
§ 96. Outstanding Problems ........ 
CHAPTER IX. MODES OF INTEREST (Continued) ......... 
I. RECURRENT AND PROGRESSIVE INTEREST....- eevee 
§ 97. Liking versus Desire ............. .. £0 Tan wre 
§ of. Illustration and Analysis of Recurrent Interest...... 
8 99. Relations of Recurrent and Progressive Interest..... 
§ 100. Value and Existence: ...... S— 
II. REAL AND PLAYFUL INTEREST............ + 570 & 90 
§ 101. Play as Partial Activity......... . VB «rw we WS 
§102. Theories of Play......c.cvivinnrensictinicscesnosans 
§ 103. Role of Play in Human Life.........evovienciaranes 
IIT. AGGRESSIVE AND SUBMISSIVE INTEREST....000te--- cvnsenerecas 
8 104. Purely Aggressive Interest ........cceneiinaeaiioans 
§ 105. The Stoic’s Ruling Faculty. ......ccioiieiiiniaanes 
§ 106. The Purely Submissive Attitude..................0 
§ 107. Acquiescent Interest ...........ccoiiiiieriinncneanee 
§ 108. The Interrelations of Submission and Aggression... 
CHAPTER X. MODES OF INTEREST (Concluded) .......... 270 
I. HUNGER AND APPETITE......c.cccvccsscasrssssnncccvccassess 270 
§ 109. Proprioceptive and Interoceptive Sensations......... 270 
§ 110. Hunger versus Appetite .........ceoveseiccennscces 271 
§ 111. Thwarted Appetite and Bodily Distress.............. 273 
II. FEELING, PLEASURE AND PAIN. ...icivrivrvrnnncannsaanaansss 276 
§ 112. The Problem of Feeling......ccvvvvneieercciaienens 276 
§ 113. The Sensory or Substantive Aspect of Feeling...... 278 
§ 114. Substantive Feeling as Non-Discriminatory.......... 280 
§ 115. Substantive Feeling as Non-Projicient............... 282 
§ 116. The Immediately Impulsive Character of Feeling.... 283 
§ 117. Attributive Feeling ....... saeees 286 
§ 118. ‘Objective’ Feeling ......cocuivo nuns veeees 288 
§ 119. Happiness versus Pleasure ......... Lh wre enaw ROR 
III. THE EMOTIONS ..ceueevrooncssouo sunsensanastassascossosss 
§ 120. Correlation of Emotion and Instinct................. 
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