le instincts: Selfishness--Pugnacity, or the fighting impulse.
8. Problems in observation and introspection . . . . . . . . . . . . . 201

CHAPTER XIV

FEELING AND ITS FUNCTIONS

1. The nature of feeling: The different feeling qualities--Feeling
always present in mental content--The seeming neutral feeling zone. 2.
Mood and disposition: How mood is produced--Mood colors all our
thinking--Mood influences our judgments and decisions--Mood influences
effort--Disposition a resultant of moods--Temperament. 3. Permanent
feeling attitudes, or sentiments: How sentiments develop--The effect of
experience--The influence of sentiment--Sentiments as motives. 4.
Problems in observation and introspection . . . . . . . . . . . . . . 226

CHAPTER XV

THE EMOTIONS

1. The producing and expressing of emotion: Physiological explanation of
emotion--Origin of characteristic emotional reactions--The duration of
an emotion--Emotions accompanying crises in experience. 2. The control
of emotions: Dependence on expression--Relief through expression--Relief
does not follow if image is held before the mind--Growing tendency
toward emotional control--The emotions and enjoyment--How emotions
develop--The emotional factor in our environment--Literature and the
cultivation of the emotions--Harm in emotional overexcitement. 4.
Emotions as motives: How our emotions compel us--Emotional habits. 5.
Problems in observation and introspection . . . . . . . . . . . . . . 239

CHAPTER XVI

INTEREST

1. The nature of interest: Interest a selective agent--Interest supplies
a subjective scale of values--Interest dynamic--Habit antagonistic to
interest. 2. Direct and indirect interest: Interest in the end versus
interest in the activity--Indirect interest as a motive--Indirect
interest alone insufficient. 3. Transitoriness of certain interests:
Interests must be utilized when they appear--The value of a strong
interest. 4. Selection among our interests: The mistake of following too
many interests--Interests may be too narrow--Specialization should not
come too early--A proper balance to be sought. 5. Interest fundamental
in education: Interest not antagonistic to effort--Interest and
character. 6. Order of development of our interests: The interests of
early childhood--The interests of later childhood--The interests of
adolescence. 7. Problems in observation and introspection . . . . . . 254

CHAPTER XVII

THE WILL

1. The nature of the