Play. See Physical activity, and Recreation.

Pleasure, [446-47].

Poe, [95].

Poincaré, [63], [372], [397].

Pope, [258].

Population, [243-45]; restriction of, [245-46].

Possession. See Acquisitive.

Praise and blame, as instruments of social control, [97], [101-07], [416]; determine professed standards, [100-01], [424]; in development of self, [149-51]; indifference to, [103]; man responsive to, [96-107], [414], [415].

Prayer, [297-300]; [302].

Prejudice, influences thinking, [57-58], [395].