iii. 282;

in state, iv. 34-5; distinction effaced between justice and, 135; relation to rest of virtue, 425.

Tennemann, i. 302.

Thales, philosophy, i. 4; doctrine of eclipses, 6 _n._; foretold eclipse, 4 _n._; misrepresented by Cicero, _ib._

[Greek: Tharra/leos], ii. 145 _n._

_Theætêtus_, date, i. 307-10, 313, 315, 324, 325 _n._, ii. 228 _n._, iii. 111 _n._; purpose, 167 _n._, 176; value, 177; great advance in analytical psychology, 164; negative result, 176; difficulties not solved in any other dialogue, 180; sophisms in, 158 _n._; like Megarics, i. 134 _n._; method contrasted with _Philêbus_, iii. 335 _n._; scenery and personages, 110; Sokrates' mental obstetric, 112; what is knowledge, 111; sensible perception, _ib._, 113, 154, 256; doctrine erroneously identified with _Homo Mensura_, 113, 118, 120 _n._, 122, 162 _n._; Herakleitean flux, 114, 115, 126, 128; Empedokles' doctrine, 114, 115; Plato's exposition confused, 114; relativity of sensible facts, 126, 154; divergences of men, from mental and associative difference, 155; statesman and philosopher contrasted, 183; the genuine ruler a shepherd, iv. 10; relativity twofold, to comparing subject, and to another object, besides the one directly described, iii. 127; relations are nothing in the object without a comparing subject, _ib._; no absolute ens, 129; arguments from dreams, &c., answered, 130; Plato's reference to subjective and objective, 134; _Homo Mensura_, true meaning, 137, 164 _n._; its counter-proposition, 148; Plato's arguments against _Homo Mensura_, 135; he ignores the proper qualification, 137; the doctrine equalises all animals, 135, 292; not true in the sense meant, 141; the wise man alone a measure, 136; reply, 143; special knowledge required, where future consequences involved, 136; but Relativity does not imply that every man believes himself to be infallible, 145; it annuls dialectic--not true, 146; sensible perception does not include memory, 157; argument from analogy of seeing and not seeing at the same time, _ib._; the mind sees not _with_ but _through_ the eyes, 159; the mind makes several judgments by itself, 160; knowledge lies in the mind's comparisons respecting sensible perceptions, 161; difference from modern views, 162; cognition is true opinion--objections, 168, 184 _n._; are false opinions possible, 169, 181 _n._; waxen memorial tablet in the mind, 169; distinction of possessing, and having actually in hand, knowledge, 170; simile of pigeon-cage, 171; false opinion impossible or a man may know what he does not know, 170; the confusions of cognitions and non-cognitions, refuted, 171; for rhetors communicate true opinion, not knowledge, 172; knowledge is true opinion _plus_ rational explanation, 173; analogy of elements and compounds, _ib._; rejected, 175; compared with _Phædrus_, 18; _Symposion_, _ib._; _Sophistês_, 181 _n._, 187, 227, 242, 258, 332; _Politikus_, 185 _n._, 187, 256; _Kratylus_, 332; _Philêbus_, 335 _n._

_Theagês_, authenticity, i. 306, 309, 319, ii. 98, 100 _n._, 107; prolixity, 100 _n._; analogy with _Lachês_, 104; its peculiarity, the _dæmon_, _ib._; explains eccentricity of Sokrates, 105; Theagês desires a teacher of wisdom, 99; incompetence of best statesmen for teaching, 100; Sokrates asked to teach--declares inability, 101; excuse, 105; sometimes useful--his experience of his _dæmon_, 102; Theagês anxious to be Sokrates' companion, 103.

Thebans, iii. 24 _n._

Themistius, i. 388 _n._

Theodorus, i. 202.

Theology, not a progressive science, ii. 428; primitive, contrasted by Aristotle with "human wisdom," i. 3 _n._; see _God_, _Religion_.

Theophrastus, friend of Ptolemy Soter, i. 279; banished from Athens, _ib._ _n._; change in Peripatetic school after death of, 272; physiology, 46 _n._; combated Demokritus' theory of vision_, 78 _n._; criticises Demokritean division of qualities, 80 _n._; astronomy, 257 _n._; Plato's doctrine of earth's position, iv. 424 _n._; sophism, _Mentiens_, i. 134 _n._; fate, 143 _n._

Theopompus, view of dialectic, i. 450; qualities non-existent without the mind, iii. 74 _n._; on profession of Sophist, i. 212 _n._; authorship of Plato's dialogues, 112 _n._, 115.

Theory, difference between precepts and, iv. 131.

Thomson, on _Parmenidês_, iii. 84 _n._

Thonissen, iv. 380 _n._

Thracians, iv. 38.

Thrasyllus, on Platonic canon, i. 265; follows Aristophanes' classification, 295, 299; not an internal sentiment, 298; trustworthiness, 299; acknowledged till 16th century, 301; more trustworthy than moderns, 335; classifies in Tetralogies works of Plato and Demokritus, 273 _n._; not the order established by Plato, 335 _n._; classification of Demokritus, 295 _n._; Plato's works--dramatic, philosophical, 289; his principle, 294 _n._; incongruity, 294; of Search, of Exposition defective but useful, 361; erroneously applied, 364; coincides with Aristotle's two methods, Dialectic, Demonstrative, 362; sub-classes recognised, 366; the scheme, when principles correctly applied, 365; did not doubt _Hipparchus_, 297 _n._; nor _Erastæ_, ii. 121; _Kleitophon_ in _Republic_ tetralogy, iii. 419.

Thrasymachus, iii. 419, iv. 7.

Thucydides, pupil of Sokrates, ii. 102; probably never read by Plato, iii. 411 _n._; the gods' jealousy, iv. 165 _n._; speeches of Perikles, ii. 373 _n._, 373, iv. 148 _n._; Melian dialogue, ii. 341 _n._, i. 180 _n._

[Greek: Thumo/s], derivation, iii. 301 _n._

Thurot, on Sophists, i. 389 _n._

Tiedemann, i. 132 _n._

_Timæus_, date, i. 307, 309, 311-3, 315, 325, iii. 368 _n._; sequel to _Republic_, iv. 215; is earliest physical theory extant in its author's words, 216; how much mythical, 255 _n._; relation to old Greek cosmogonies, i. 87, iv. 255 _n._; coincidence with Orpheus, _ib._; adopted by Alexandrine Jews as a parallel to Mosaic Genesis, 256; physiology subordinated to ethical teleology, 257; Plato's theory, acknowledged to be merely an [Greek: ei)kô\s lo/gos], 217; contrast with Sokrates, Isokrates, Xenophon, _ib._; subject and persons, 215; position and character of Pythagorean Timæus, 216; fundamental distinction of _ens_ and _fientia_, 219; no knowledge of kosmos obtainable, 220; Demiurgus, Ideas, and Chaos postulated, _ib._, iii. 121; Demiurgus, how conceived by other philosophers of same century,