Speaking Greek was the big one. Their civilization preceded the Roman. The Greeks are know for their philosophy, art and sculpture, literature and mythology. The ancient Greece have many famous people known for their heroic and intelligent act.The Olympian God and Goddesses derived from the Greeks.heir civilization preceded the Roman. The Greeks are know for their philosophy, art and sculpture, literature and mythology. The ancient Greece have many famous people known for their heroic and intelligent act. The Olympian God and Goddesses derived from the Greeks.