422 



INDEX OF SUBJECTS. 



Countries, study of, 174. 



Criminology, 8 ; criminality, 361,362; 

 ground of punishment, 362. 



Crystallography, 19, 86, 346; structure 

 of snowflakes, 261. 



Culture, meaning of, 2; pan-human 

 origin of, 6, 378-380; problem of 

 heredity and , progress of 

 discussed, 156-157; test of , 227; 

 man's cultural nature, cultural pro- 

 gress, and cultural possessions, 

 284-285; true 361. 



Darwin, Charles, freely adopted sug- 

 gestions from others, 94 ; on the 

 deductive method, 119; on him- 

 self, 146; the bases of his work, 

 and his theory discussed, 182-184; 

 his method of dealing with pre- 

 judices, 192; his respect, for detail, 

 236; on not doing things twice, 

 259 ; on the relation of cats to cer- 

 tain flowers, 318. 



Deduction, 29, 32, 44, 47, 52, 77, 109, 

 118-123, 150, 161, 365, 366, 411; 



- will eventually become more 

 important than induction, 21, 117, 

 118; relation of sifted facts to , 

 29; Mills' claim regarding the de- 

 ductive process, 97 ; deductive veri- 

 fication, 114; verification is pro- 

 moted by lucidly expressed s, 

 115; in we descend from the 

 major to the minor, forms an 

 essential part of scientific proce- 

 dure, definition of , especi- 

 ally fruitful and safe if based on 

 quantitative determinations, 118; 

 syllogism and deductive method, 

 deductive procedure frequently in 

 place, 120; a scientific is ground- 

 ed on a sound generalisation, full 

 generalisations help , s un- 

 scientific if not rigidly verified, 

 121 ; s useful, especially where 

 there are verified classes of facts, 

 121 ; s best based on definitions, 

 129-130 ; deduction included in in- 

 ductive process, 134; place of 

 in books of logic, 160-162 ; practi- 

 cal becomes progressively ad- 

 missible *and obligatory as the 

 sciences develop, 169-170; concrete 

 example of theoretical , 220-223; 

 and of practical deduction, 223-227; 



- and verification, 364; process 

 of , 369-381; and generali- 

 sation, 369-371; example of , 

 372-373 ; example of unjustified , 

 374; examples of hypothetical s, 

 374-377; extreme form of deductive 

 procedure, 377 ; example of metho- 



dical and systematic , 377-380: 

 explanation, 380-381 ; verification 

 imperative in , 381. 



Definition and definiteness, 44, 88, 

 118, 150, 368, 377, 411 ; importance 

 of terms, 128-129; slight or restrict- 

 ed studies lead to ambiguous s, 

 129; statements should assume the 

 form of s, 129-130; definiteness 

 in scientific work generally, 130, 

 245-255, and in statements, 255-256 ; 

 Wells on dew, Van Helmont on 

 water and plants, of fact, class, 

 generalisation, law, 245 ; transcend- 

 ing momentary and local feelings 

 and experiences, 255, 295-296; 

 of morality and co-operation, 

 372373. 



Degree determination, 343-354. 



Democracy, life to be re-organised 

 on a strictly democratic basis, 

 225-226; meaning and problems 

 of , 286; main problems of , 

 333. 



Descartes, Rene, as absolutist, 18; 

 his method, 47; his philosophy, 

 118-119; -- and Bacon, 119; on 

 himself, 145-146. 



Detail, science recognises no mere , 

 235-236, 312. 



Diagram, matic procedure, 194. 



Dialectics, 356-363. 



Diet, 8, 86, 382; study of , 172; 

 influence of vitamines on , 262 

 (see vitamines); problem of etics, 

 314-315; food values, 359; cooking, 

 371 ; food factors, 372. 



Dimensional theories, 347-348. 



Discovery, Whewell, Macaulay and 

 others, on art of , 1. 



Dogma, 32. 



Domestic activities, their basic re- 

 construction, 202; home education 

 should have its roots in science, 

 225. 



Dreams, cause according to Freud, 

 158. 



Earthquakes, 87, 105, 317, 333, 344, 

 382. 



Economics, 3, 19, 21, 32, 105, 194, 312, 

 357; beginning of economic science, 

 7 ; economy in industries, utilisation 

 of waste products, improvement of 

 agriculture, scientific staffs in facto- 

 ries, artificial production of natural 

 substances, practical departments in 

 colleges, efficiency tests, 8; instru- 

 ments, 21; average man reasons 

 least unscientifically in his avoca- 

 tion, 27; economic anxieties lead 

 to neurasthenia, 159; caste system, 



