Faith philosophy, Herder a writer on, 143. Falckenberg, Richard, _History of Modern Philosophy_, iv, 26 n., 36 n., 47 n., 55 n., 70 n., 73 n.; quoted, 274, 275. Fechner, G. T., 359. Feuerbach, L. A., 358. Fichte, J. G., and Schelling and Hegel, what they sought, 279, 281, 312; life and writings of, 282–285; the influences upon his teaching, 285, 286; his two kinds of ideas, 286; the moral awakening, according to, 287, 288; the central principle in his philosophy, 288–290; the moral world of, 290–292; God and man, in the philosophy of, 292, 293; what a moral reality involves, according to, 293–295; his relation to Romanticism, 299; and Schelling, a brief comparison of, as philosophers, 303–305. Fischer, Kuno, _Descartes and his School_, 70 n.; leads the “return to Kant,” 359. FitzGerald, Edward, his translation of the _Rubáiyát_, 347, 348. Force, fundamental ground of motion, according to Leibnitz, 119, 120; identified with the metaphysical atom by Leibnitz, 121; the word, as used by Leibnitz, squints toward physics and psychology, 122. France, in the Natural Science period, 17, 21, 31; the Enlightenment in, 140, 203–216; the situation in, in the Enlightenment, 203–206; the English influence in, 206, 207; the two periods of the Enlightenment in, 207, 208; the intellectual Enlightenment (Voltaire, Montesquieu, the Encyclopædists) in, 208–212; the social Enlightenment (Rousseau) in, 213–216; absolutism in, 217. Francke, A. H., 220. Frederick the Great, 223–226. Freedom, Spinoza’s conception of, 104; according to Locke, 154, 155; Kant’s idea of, 270; the postulate of, according to Kant, 276; according to Fichte, 289, 290; and God, Schelling’s philosophy of, 303; transcendental, of Schopenhauer, 349–351.