Politics, relation to philosophy, 82, 97; influence of sophistry upon, 88

Politicus, see Statesman

Potentiality (Dynamic idea), how used by Aristotle, 185; of feeling, 195; equals matter, 203

Practicality, v. Idealism, 4

Predication, Epicurus' view of, 215

Propositions, v. Things, 189

Protagoras, 85; Plato's criticism of, 89; dialogue, 136

Protoplasm, explains nothing, 37

Punishment, Sophistic theory of, 88

Pyrrho, founder of Scepticism, 211