8-44;
what the external world is, 45-58;
its existence discussed, 56-58;
a mechanism, 147-150;
knowledge of, theories, 165-180;
Descartes on, 207-208;
psychologist's attitude discussed, 230-234.
Falckenberg: 311, 316.
Fate: 158; literature on fatalism, 309-310.
Fichte: on philosophic method, 10; solipsistic utterances, 133.
Final Cause: what, 161.
"Form" and "Matter": the distinction between, 82-83;
space as "form," 82-84;
time as "form," 94;
Kant's doctrine of "forms," 179;
the same criticised, 216-217.
Free-will: and the order of nature, 154-159;
determinism and "free-will-ism," 155-159;
literature referred to, 309-310.

God: revealed in the world, 163-164;
Berkeley on argument for, 190-191;
Spinoza on God or substance, 199;
Descartes' argument for, 208;
influence of belief on ethics, 241;
conceptions of, 252-253;
relation to the world, 253-254;
monistic conception of, 312;
references, 314.
Greek Philosophy: Pre-Socratic characterized, 2-5;
conception of philosophy from Sophists to Aristotle, 5-7;
the Stoics, Epicureans, and Skeptics, 7-8.
Green, T. H.: 218, 315.

Hamilton, Sir W.: on space, 76;
on the external world, 174; also, 182;
reference, 311;
his dualism, 312;
on utility of philosophy, 316.
Hegel: his conception of philosophy, 11;
an objective idealist, 190.
Heraclitus: his doctrine, 4; on the soul, 101.
Herodotus: 1-2.
History of Philosophy: much studied, 273-274;
its importance, 274-281;
how to read it, 281-287;
references, 316.
Hobhouse: on theory of knowledge, 248; reference, 312.
Hoeffding: his monism, 200-201; his history of philosophy, 311.
Howison: on pluralism, 205.
Humanism: 312-313.
Hume: his doctrine, 170-171;
use of word "impression," 177;
influence on Kant, 177-178.
Huxley: on other minds, 135, 138; on automatism, 308.
Hypothetical Realism: see Realism.

Idealism: in Berkeley and Hume, 168-171;
general discussion of the varieties of, 187-192;
proper attitude toward, 289-291.
Ideas: distinguished from things, 33-36;
in psychology, 36-38;
Berkeley's use of the word, 168-170;
Hume's use of the word, 177.
Imagination: contrasted with sense, 45-49;
extension of imagined things, 113.
Immateriality: of mind, see Plotinus, and Mind.
Impression: Hume's use of word, 177.
Inf