A second circumstance that doubtless contributed to make Italy the birthplace of the Renaissance was the fact that in Italy the break between the old and the new civilization was not so complete as it was in the other countries of Western Europe.
Born circa 428 B.C.E., ancient Greek philosopher Plato was a student of Socrates and a teacher of Aristotle. His writings explored justice, beauty and equality, and also contained discussions in aesthetics, political philosophy, theology, cosmology, epistemology and the philosophy of language.
Theodorus of Cyrene was a pupil of Protagoras and himself the tutor of Plato, teaching him mathematics, and also the tutor of Theaetetus. Plato travelled to and from Egypt and on such occasions he spent time with Theodorus in Cyrene. Theodorus, however, did not spend his whole life in Cyrene for he was certainly in Athens at a time when Socrates was alive. Theodorus, in addition to his work in mathematics, was [ 5 ]:-. ... distinguished ... in astronomy, arithmetic, music and all educational subjects. A member of the society of Pythagoras, Theodorus was one of the main philosophers in the Cyrenaic school of moral philosophy.