We might say, from Cain’s life, that he certainly believed God existed, he believed God was God. He surely understood the story of creation, the stories his parents had told him of Eden. He had assuredly seen with his own eyes the seraphim with their flaming swords, guarding the gates of paradise. He had even made, albeit half-hearted, sacrifices to God. There was nothing missing in Cain’s belief system. So, what made Cain different than Seth?