A History of Greek Philosophy: The earlier Presocratics and Pythagoreans

Aët Aëtius Alcmaeon Anaxi Anaximander Anaximander's Anaximenes animals apeiron arche Archytas Aristotle Aristotle's Aristoxenus attributed belief Burnet Caelo called century B.C. connexion contemporary Cornford cosmos D.L. VIII Diogenes divine doctrine doubt early earth Ecphantus elements Empedocles everything evidence existence explanation fact fifth century fire fragments gods goreans Greek harmony heavenly bodies Heidel Heraclides Heraclides Ponticus Heraclitus Heraclitus's Herodotus Hesiod Hippasus Hippolytus Homer human Iambl Iamblichus idea immortal Ionian Kirk later living Logos mathematical means mentioned Metaph Milesians mind motion musical nature opposites origin Orphic Parmenides passage philo Philolaus philosophers physical Plato Presocratic principle probably Pyth Pytha Pythagoras Pythagoras's Pythagoreans quoted reason reference religious says seems sense Simplicius Socrates soul sources speak stars statement substance suggests suppose Thales Theophrastus theory things thinkers thought Timaeus tradition universe Vlastos whole words writers Xenophanes καὶ τὸ