1) The Byzantine Empire had kept Greek and Roman culture alive for nearly a thousand years after the fall of the Roman Empire in the west. It had preserved this cultural heritage until it was taken up in the west during the Renaissance.
2) Many aspects of Roman culture were borrowed from the Greeks. Like thinking of themselves as Gods and so forth
3) Most customs and traditions in Greece and the Greek Islands are of a religious nature, but some stem from paganism. Easter is by far the most important celebration for the Greeks, even Christmas comes second.
Byzantine leaders kept Roman law and traditions. Artists restored Hellenistic art and literature. As the West started to diminish, scholars in the East maintained preserved libraries and created schools designed to teach ancient Greek and Roman history.
Examples of Roman culture:
• Latin was the official language of the Roman Empire
