proof of the existence of God, 487-489.

Anaxagoras, an Eclectic, 311;
in his physical theory an Atomist, 312;
taught that the Order of the universe can only be explained by
Intelligence, 312;
his psychology, 313;
the teacher of Socrates, 313.

Anaximander, his first principle _the infinite_, 290;
his infinite a chaos of primary elements, 290.

Anaximenes, a vitalist, 286;
his first principle _air_, 287.

Aristotle, his opinion of the popular polytheism of Greece, 157;
his classification of causes, 280, 404, 405;
his misrepresentations of Pythagoras, 299;
his classification of the sciences, 389;
his Organon, 389-394;
his Logic, 394-403;
his Theology, 404-417;
his Ethics, 417-421;
his Categories, 395;
his logical treatises, 396;
on induction and deduction, 396-398;
his psychology, 398, 401;
on how the knowledge of first principles is attained, 394, 402,
403;
on Matter and Form, 405-408;
on Potentiality and Actuality, 408-412;
his proof of the Divine existence, 412-415;
on the chief good of man, 419, 420;
his doctrine of the Mean, 420, 421;
defect of his ethical system, 505.

[Archai], or first principles, the grand object of
investigation in Greek Philosophy, 271, 274, 279, 280.

Athenians, criticism on Plutarch's sketch of their character, 45;
their vivacity, 45;
love of freedom, 46--and of country, 46;
private life of, 47;
intellectual character of, 48;
inquisitive and analytic, 48;
rare combinations of imagination and reasoning powers, 49;
religion of, 98;
the Athenians a religious people, 102;
their faith in the being and providence of God, 107;
their consciousness of dependence on God, 110, 116;
their religious emotions, 117;
their deep consciousness of sin and guilt, 122-124;
their sense of the need of expiation, 124, 125;
their religion exerted some wholesome moral influence, 162, 163.

Athens, topography of 27;
the Agora, 28;
its porticoes, 29;
the Acropolis, 30;
its temples, 31;
the Areopagus, 33;
sacred objects in, 98, 99;
images of the gods, 99;
localities of schools of philosophy in, 266-268.

Attica,