primary, [228];
and instinct, [207], [211], [216], [219].
Empathy, [198];
in optical illusion, [137] f.;
instinctive tendency toward, [205] f., [211];
in emotion, [215];
in hearing of tones, [284] f.;
mediated by sentiment, [293];
as basis of moral or social sentiments, [301];