Despite the fact that Greek is part of an idiom that expresses a lack of understanding — That’s Greek to me! — Greek is actually a fundamental part of the world of modern language. Here are the seven most interesting facts about this fascinating, transformational language.1. Over 12 million people across the Globe speak fluent Greek. They live mostly in Greece, Cyprus, Italy, Albania, Turkey, and the United States, but other countries have fluent speakers as well. This is due in no small part to the fact that Greek is an academic language, with many an important ancient text written in Greek. The original translations of these ancient Greek texts into Latin helped initiate the Renaissance.