Evolution, idea and D.’s explanation of process, 4; controversy, 6; acceptance of principle, 6, 121, 125; effect on study of natural history, 40-43; as term, 83; before Darwin, 83-85, 101, 233; theory of inheritance of acquired characters, D. and, 85, 87; D. and predecessors, 85-88; beginning of D.’s interest, 88; his development of theory of natural selection, 89-91; his statement of theory, 91; his realization of influence of theory, 92, 209-13; his years of study and experiment, 92, 93; Wallace and presentation of theory, 93, 94; D. and Wallace, 94, 95; _Origin of Species_, its effect, 96; D.’s attitude toward, as achievement, 99-101, 122-24; attacks by scientists, 102; religious attacks, 103; D. and attacks, 104-08; D. and other workers, 109; D. and difficulties, 111-17; D.’s revisions, 118; modification of theory, 119-21, 124; promulgators, 121; effect on theology, 209; D.’s caution in statement, 212; D. and ethical standards under theory, 213; D. and effect on belief, 215, 216; D. and belief in God, 216-18; and atheism, 218-20; as typifying scientific influence on life, 221; influence on politics, 222-25; and realism, 225; and hell and heaven, 227; and popular belief in God and worship, 229, 230; and substitute for sin, 231-33; philosophical, 233-35; clerical harmonizing with religion, 236; Fundamentalists and, 237, 282; scientific harmonizing, 237-39; and individualism in religious belief, 239, 240; future adjustment with religion, 240; destructive spiritual effect, 241-47; self-contradictions in reason, 280. Experiment, D.’s devotion, 5, 56; position, 55; equipment, 57; D.’s thoroughness, 58; impersonality, 58; accuracy, repetition, 59; recording, errors and successes, 61. Exposition, D.’s power, 62-64; illustrations, 64-69. Expression, D.’s study, 17-19. Eye, and evolutionary theory, 112. Fabre, J. H., and nature, 12. Fame, as motive of achievement, 96-101. Family, D. and father’s memory, 190; D. as fiancé, 190-92; husband and wife, 192-96; children, training, 196-201; their assistance, 200. Farrer, Sir Thomas, on D.’s detailed observation, 26. Fichte, J. H. von, and evolution, 233. Fiction, D.’s attitude, 145. Financial condition, D.’s, 184; his attitude and care, 185; his generosity, 186. Finney, C. G., on revival, 230. Fiske, John, and evolution, 122, 241. France, Anatole, effect of evolution on, 242. Friendship, D.’s trait, 201, 202; his influence over friends, 202; his dependence, 203; his services to friends, 204-07. Fun, D.’s trait, 172. Fundamentalism, attacks on evolution, 103, 282; ethical attitude, 232; theological attitude, 237. Gautier, Théophile, on observation, 7; as poet, 11. Generosity, D.’s trait, 186. George, Henry D. and _Progress and Poverty_, 137. Gladstone, W. E., and D., 133. God, D.’s attitude, 164-67; influence of evolution on belief, 216-18, 229; thirst for, 285.