in, 168;
    co-operation of attention and intelligence in, 172;
    limits of intelligence in, 180;
    after-dreams, 183, 274;
    relation of, to hypnotic condition, 185;
    experience of, in relation to errors of memory, 273.

  E.

  Eccentricity, law of, 59.

  Ego. See Self.

  Emotion, and illusion of perception, 103;
    and hallucination, 115;
    and bodily sensations, 150;
    control of dreams by, 164;
    introspection of, 199;
    and illusion of introspection, 203;
    and aesthetic intuition, 213;
    and illusion of memory, 270;
    and illusion of belief, 306, 324;
    and cognition generally, 357, note[159].

  Empiricism, philosophic, 348.

  Ennui, and sense of time, 250.

  Environment, sources of sense-illusion in, 47, 48, 70;
    view of, in mental disease, 290, 326;
    view of, in normal life, 323;
    action of, in assimilating belief, 339.

  Error, immediate and mediate, 6, 334.

  Esquirol, J.E.D., 12, note[2].

  Evolution, relation of, to dissolution, 122;
    of power of introspection, 209;
    of power of insight, 230;
    and self-assertion, 320;
    evolutionist’s view of error, 339;
    doctrine of, as science, 346.

  Exaggeration, in interpretation of sensations, 65;
    in dream-interpretation, 147;
    in memory, 269.

  Expectation, preliminary to perception, 30;
    and illusory perception, 93, 102, 106;
    nature of, 295;
    and memory, 298;
    of new experience, 301;
    of remote events, 302;
    measurement of duration in, 302;
    action of imagination in, 305;
    extension of meaning of, 307, 308.

  Experience, effect of, in perception, 22, 68, 85, 86, 91;
    external and internal, 194, 210;
    revivals of waking, in dreams, 152;
    effects of present, on retrospection, 267;
    anticipation of new, 301.

  External world. See World.

  F.

  Fallacy and illusion 6, 335;
    of testimony, 265.

  Familiarity, sense of, in new objects, 272, 281.

  Fechner, G.T., 51.

  Ferrier, Dr., 32, note[12], 58, note[26].

  Fiction, as producing illusion, 278, 279, 311.

  Fitness. See Adaptation.

  Flattery, rationale of, 200, 222.

  Forgetfulness and illusion, 278, 279, 311.

  Free-will, doctrine of, 207, 342, 356.

  Future. See Expectation.

  G.

  Galton, F., 117.

  Ghosts. See Hallucination.

  Goethe, 116, 117, 280 and note[131].

  Griesinger, W., 13, note[2], 63, note[31], 66, note[32], 115, 118,
    note[62], 119, note[64], 120, note[66], 290, note[135], 327,
    note[146].