Sceptiques (Les), 30, 109, 110, 111, 117, 128, 130, 131, 131 n. 14, 196, 207, 208, 212, 219, 319, 320, 322, 323, 332.
Schaubach, 174, 240, 259, 260, 261.
Schelling, 116 n. 8, 285-286.
Schlegel, 180.
Schneider, 251.
Sénèque, 232.
Sextus Empiricus, 128, 129, 178, 222, 223, 270.
Simplicius, 229, 231, 252, 267.
Socrate, 16, 134, 136-140, 159, 176, 179, 180-182, 186, 219, 273.
Solovine (M.), 305 n. 1.
Sophistes (Les), 136, 138.
Sotion, 220.
Spinoza, 68, 69, 72 n. 20, 183, 184, 201, 251.
Stilpon, 221.
Stirner (M.), 58, 69 n. 18.
Stobée, 174, 229, 232, 261, 270.
Stoïciens (Les), 30, 109, 196, 196 n. 65, 207, 208, 212, 217-219, 322, 323, 328, 330, 332.
Strauss (D.), 24, 24 n. 21, 25, 27, 70, 72-75.
Swedenborg, 236.
Thalès, 133, 181.
Thémistocle, 42, 178.
Trendelenbourg, 223.
Velleius, 229.
Xénophon, 273.
Zénon, 178.