Chapter XXIII

; what it is, 351; involves use of abstract characters, 353; what is meant by an essential character, 354; the essence is always for a subjective interest, 358; two great points in reasoning, 360; sagacity, 362; help from association by similarity, 364; reasoning power of brutes, 367

Recall, 289

Recency, determines association, 264

'Recepts,' 368

Recognition, 299

Recollection, 289 ff.

Redintegration, 264

Reflex acts, defined, 92; reaction-time measures one, 123; concatenated habits are constituted by a chain of, 140

REID, 313

Relations, between objects, 162; feelings of, 162

'_Relativity_ of knowledge,' 24

Reproduction in memory, 289 ff.; voluntary, 271

Resemblance, 243

Retention in memory, 289

Retentiveness, organic, 291; it is unchangeable, 296

Retina, peripheral parts of, act as sentinels, 73

Revival in memory, 289 ff.

RIBOT, 300

RICHET, 410

Rivalry of selves, 186

ROBERTSON, Prof. CROOM, 318

Rolando, fissure of, 106

ROMANES, 128, 322, 367

ROSENTHAL, 11

ROUSSEAU, 148

Rotation, sense of, 75

Sagacity, 362

Sameness, 201, 202

SCHAEFER, 107, 110, 118

SCHIFF, 131

SCHNEIDER, 72, 372, 392

_Science_, natural, 1

SCOTT, Prof., 311

Sea-sickness, accidental origin, 390

Seat of consciousness, 5

Selection, 10; a cardinal function of consciousness, 170

Self, The,