INDEX. 



517 



Bophy with ttat of Locke and Hume, 

 ii. 160, 326, 356 ; his remark about the 

 moral sense, ii. 324. 



Kepler, i. 107 ; his belief that the pla- 

 netary motions were controlled by arch- 

 angels, i. 110, 197. 



Kirchhoff's discovery of spectrum-ana- 

 lysis, i. 207. 



Knowing is classifying, L 11, 27 ; ii. 106, 

 297. 



Kowalewsky's discoveiy of the relation- 

 ship between the ascidians and the 

 amphioxus, L 450. 



Lagrange's principle of virtual velo- 

 cities, i. 36, 40. 



Lalande's inability to discover God with 

 a telescope, ii. 422. 



Lamarck's attempts at linear classifica- 

 tion, i. 449 ; his theory of adaptive 

 changes, ii. 6. 



Languages, classification of, i. 443. 



Lankester, E. R. , ii. 95. 



Laplace's discovery of the heat disengaged 

 by sound, i. 206 ; his remark about 

 Newton, L 326 ; about final causes, IL 

 383. 



Lavoisier, i. 34, 199. 



Law, universality of, i. 288. 



Law and Lawgiver, ii. 392. 



" Legal " stage of progress, ii. 240. 



Leibnitz, i. 24, 46; his theory of Pro- 

 established Harmony, i. 129, 168. 



Lessing, i. 166. 



Lewes, G. H., i. 18, 48, 50, 52, 58, 68, 

 125, 128, 141, 257, 456; ii. 75, 241, 

 415. 



Liegnitz, battle of, ii. 263. 



Life, genesis of, i. 430 ; definition of, ii. 

 67 ; identical with ability to maintain 

 Hfe, ii. 95. 



Light, its relation to other modes of 

 motion, i. 19, 292. 



Likeness and equality, ii. 103 ; and un- 

 likeness, iL 119. 



lien, antelope, and buffalo, ii. 18. 



lattr^, E. , his defence of Comte's ori- 



finality, i 228, 231 ; rejects Mr. 

 penoer's doctrine of the Unknowable, 

 i. 82, 169, 262 ; his suggestion as to 

 Comte's insanity, i. 141 ; on Free-will, 

 ii. 179 ; on the function of Tradition in 

 sociology, ii. 234. 



Locality, sense of, ii. 300. 



Locke, i. 46, 78 ; strength and weakness 

 of his position, ii. 161. 



Lo£^f its relations to mathematics, i. 



215, 219 ; 'why omitted from Comte'g 



list of sciences, i. 234. 

 Lombard, J., his experiments on heat 



evolved by the cerebrum, i. 415. 

 Lowe, Eobert, his opinion of the battle of 



Marathon, ii. 260. 

 Loyalty, its function in early times, ii 



266. 

 Lucretius and spontaneous generation, i. 



418. 

 Lyell, Sir C, on increasing heterogeneity 



of environment, ii. 213. 



Machinebt, ancient and modem, iL 207. 



Magendie, i. 244. 



Magnetism a mode of motion, i. 292. 



Maine, Sir H., on the early constitution 

 of society, ii. 209, 220 ; on conservatism 

 in India, ii. 280. 



Maistre. J. de, his retrograde doctrines, 

 ii. 480. 



Mala 2}'>'ohibita and mala in se, ii. 282, 

 357. 



Malebranche, i. 24, 158. 



Mammals, embryology of, i. 340 ; cross- 

 relations among, ii. 50. 



Mammoths in Siberia, i. 321. 



Man, how affected by natm al selection, 

 ii. 258 ; genesis of, summary of the 

 argument, ii. 358 ; all-important con- 

 trast, ii. 294 ; why he differs so much 

 from the apes in intelligence and so 

 Uttle in structure, ii. 319 ; why he can 

 never be supplanted by a higher race, 

 ii. 321. 



Manichseism, ii. 405. 



Mansel, H. L., i. 9, 14, 25. 



Marathon, battle of, ii. 261. 



Marriage in primitive times, ii. 345. 



Mars, his physical condition, i. 383. 



Marsupials and placental mammals, ii. 

 50 £9 



Martineau, J., his theory of a "datum 

 objective to God," ii. 405, 425. 



Materialism utterly indefensible, ii. 79; 

 ambiguous sense of the term, ii. 433 ; 

 rejected by objective psychology, ii. 

 437 ; and by molecular phy-ics, ii. 439. 



Mathematics, i. lit:}, -.00, 215, 219. 



Matter, composition of, i. 3 ; how far 

 known, i. 16 ; how cognized, i. 282 : 

 indestructibility of, i. 65, 280 ; primary 

 qualities of, i. 78 ; action of matter 

 on matter unthinkable, i 5, 155 ; action 

 of mind on matter, or of matter on 

 mind untluiikablo, i. 158 ; ii, 446. 



Maudsley on the will, ii. 175. 



Means of investigation more numeroua 



