Part 22

Origin: 209, 212

Perception: 61, 62, 65 (see Sensations)

Permanence: 63, 200, 289, 291-5

Personality: 52, 53, 66

Pessimism: 24-37, 39, 43-7, 74, 164, 168, 187-96, 247, 273

Philosophy: 70, 74, 81, 163-70, 173, 174, 177, 225, 276

Political economy: 124, 270

Positive philosophy: 165, 168

Physiology: 90

Pre-history: 7

Primitive man: 7

Progress: 7, 9, 12, 13, 14, 22, 23, 25-8, 30, 78, 164, 203-37, 222, 252, 254, 256, 270 (see Approximation, Ideals)

Psychology: 83, 86, 87, 100

Purpose: 180, 181, 182, 192, 199, 209, 211, 212, 224, 226, 238-72, 280 --Divine: 181, 230, 235, 270 --Semblance of: 257, 266, 268

Reaction: 68

Reality, The Real: 17, 20, 35, 46-58, 60-71, 72, 73, 74, 77, 98, 165, 166, 171, 172, 173, 175, 184, 200, 201, 212, 214, 223, 226, 247, 295

Religion: 16, 18, 123, 142, 144, 148, 161, 162, 174, 181, 218, 223, 242, 243, 244, 273

Religious consciousness: 52, 196, 198, 199, 206

Retrogression: 26, 27, 32, 205, 206, 209, 219, 225

Revelation: 93, 94, 207, 213, 214, 245, 246 --Progressive, 178, 204, 208

Science: the base of optimism, 15 --not religion, 18 --is man's notion of what happens, 49 --and reality, 50-2, 59, 61, 72, 73 --finds reason, does not make it, 53, 68, 69 --ideal of, 54, 55, 220-2 --based on experience, 70, 223, 253 --purely descriptive, 75-80, 192 --imperfectly descriptive, 241 --mechanical theory of, 79-85 --assumptions of, 103-5, 169-83, 196 --describes sequences and co-existences, 105-8 --and necessity, 110, 113-18, 125, 126, 132 --and theory of design, 138-42, 267 --and faith, 143-62, 185, 223 --and positivism, 165 --is abstract, 194-6, 242 --incomplete as explanation, 232, 238-40 --laws of, 48, 108, 124, 240, 241, 242, 252

Self-determination: 128, 130, 131, 137, 171, 174, 178, 218, 261, 264

Self-will: 229

Sensations: 57, 61, 62, 63, 64, 65, 66, 68, 69, 70, 291, 292, 294 (see Perception)

Sense-phenomena: 102, 103, 107, 134, 175, 198, 201

Seth, Professor: 78

Social contract: 278

Society (an organism): 9, 96, 250, 256, 265 (see Organism)