CONTENTS. XI 



PAGE 



299. Emotions of Self , 305. Rivalry and conflict of one's different 

 selves, 309. Their hierarchy, 313. What Self we love in ' Self- 

 love,' 317. The Pure Ego, 329. The verifiable ground of the 

 sense of personal identity, 332. The passing Thought is the only 

 Thinker which Psychology requires, 338. Theories of Self-con- 

 sciousness : 1) The theory of the Soul, 342. 2) The Associationist 

 theory, 350. 3) The Transcendentalist theory, 360. The muta- 

 tions of the Self, 373. Insane delusions, 375. Alternating selves, 

 379. Mediumships or possessions, 393. Summary, 400. 



CHAPTER XI. 

 Attention, 403 



Its neglect by English psychologists, 402. Description of it, 

 404. To how many things can we attend at once? 405. Wundt's 

 experiments on displacement of date of impressions simultaneously 

 attended to, 410. Personal equation, 413. The varieties of 

 attention, 416. Passive attention, 418. Voluntary attention, 420. 

 Attention's effects on sensation, 425 ; — on discrimination, 426 ; — 

 on recollection, 427 ; — on reaction-time, 427. The neural pro- 

 cess in attention : 1) Accommodation of sense-organ, 434. 

 2) Preperception, 438. Is voluntary attention a resultant or a 

 force ? 447. The effort to attend can be conceived as a 

 resultant, 450. Conclusion, 453. Acquired Inattention, 455. 



CHAPTER XII. 

 Conception, 459 



The sense of sameness, 459. Conception defined, 461. Con- 

 ceptions are unchangeable, 464. Abstract ideas, 468. Universals, 

 473. The conception ' of the same ' is not the ' same state ' of 

 mind, 480. 



CHAPTER XIII. 

 Discrimination and Comparison, 483 



Locke on discrimination, 483. Martineau ditto, 484. Simul- 

 taneous sensations originally fuse into one object, 488. The 

 principle of mediate comparison, 489. Not all differences are 

 differences of composition, 490. The conditions of discrimina- 

 tion, 494. The sensation of difference, 495. The transcendental- 

 ist theory of the perception of differences uncalled for, 498. The 

 process of analysis, 502. The process of abstraction, 505. The 

 improvemenc of discrimination by practice, 508. Its two causes, 

 510. Practical interests limit our discrimination, 515. Reaction- 

 time after discrimination, 523. The perception of likeness, 528. 

 The magnitude of differences, 530. The measurement of dis- 



