_Sidera Medicea_, Galileo, xii, 69. Sidney, Sir Philip, ii, 49; xi, 200; Giordano Bruno and, xii, 51. _Silverado Squatters, The_, Stevenson, xiii, 35. Simeon Stylites, x, 295. Simmias, disciple of Socrates, viii, 29. Simonetta, Botticelli and, vi, 83; Maurice Hewlett on the death of, vi, 87. Simons, Menno, contemporary of Luther, viii, 211. Simple life, the, x, 108. Sincerity, v, 169. Sinclair, Upton, x, 117; xi, 359; on Packingtown, xi, 179. Singing, congregational, vii, 338. Single tax, the, ix, 86. Sinnekaas, the, viii, 45. _Sinners in the Hands of an Angry God_, Jonathan Edwards, iii, 176. Sin, perverted power, iii, 40. Sioux Indians, i, 99; ii, 75. Sisera, i, 75. Sistine chapel, the, iv, 28. Sixtus, Pope, iv, 101. Skibo Castle, xi, 283. Slaughter-houses, xi, 180. Slavery, in New York State, iii, 247, 267; Emerson on, vii, 393; General Gordon on, vii, 393; petition for abolishment of, vii, 239; John Wesley on, ix, 81. Slaves, freeing of the, x, 188. Sloane, Hans, collector of curiosities, i, 124. Slums, city, ix, 83. Smiles, Dr. Samuel, v, 173. Smith, Adam, Scotch economist, i, 73; v, 94; on capital, xi, 323; Samuel Johnson and, v, 163; on university education, ix, 21; quoted, ix, 83; xi, 268. Smith, Donald Alexander, xi, 422. Smith, F. Hopkinson, i, 242; vi, 65. Smith, John Raphael, the engraver, i, 126. Smith, Sydney, iv, 320; grave of, i, 231; on Macaulay, v, 178. Smollett, Tobias, iv, 302. Snobs, Thackeray on, vi, 66. Snuffboxes, iv, 120. Sobieski, John, xiv, 86. _Social Contract, The_, Rousseau, i, 205; vii, 207; ix, 389. Socialism, xii, 342; William Morris and, v, 22. Socialists, Christian, v, 22; classes of, xi, 42. Social ostracism, vi, 172. _Social Statics_, Spencer, viii, 336. Society, fashionable, vi, 170. Society of Friends, ix, 217. Society for the Prevention of Cruelty to Children, ii, 20; v, 123. Socrates, birth of, viii, 11; appearance of, viii, 11; parents of, viii, 11; wife of, viii, 22; death of, viii, 37; referred to, ii, 195; Aspasia and, vii, 32; viii, 20; Bronson Alcott compared with, viii, 27; on character, viii, 27; Confucius compared with, x, 50, 60; the first democrat, x, 112; disciples of, viii, 29; Emerson and, viii, 16; influence of, viii, 204; x, 99; Thomas Jefferson compared with, xi, 97; Samuel Johnson compared with, v, 168; Plato and, viii, 11, 29; x, 102; the Sophists and, viii, 18; Tolstoy and, viii, 22; compared with Walt Whitman, i, 170; his opinion of women, viii, 21; Xenophon and, viii, 11, 29. Solitude, ii, 285; v, 175, 268. Solomon's ideal wife, ii, 69. Somers, Bishop Manners, and George III, vii, 200. _Song of the Open Road_, quotation from, i, 162. _Song Without Words_, Mendelssohn, vi, 117; xiv, 183. _Sonnets From the Portuguese_, E. B. Browning, ii, 36. Sonnets of Michelangelo, iv, 4. Sophistication, the art of, viii, 202.