Individuality, [501].
Inhibitions, [261] ff.
Insane melancholy and religion, [144].
Insanity and genius, [16];
and happiness, [279].
Institutional religion, [335].
Intellect a secondary force in religion, [431], [514].
Intellectual weakness of some saints, [370].
Intolerance, [342].
Irascibility, [264].