A reader wrote in with a question about the ubiquity of stories similar to the Christian one in other myths. For instance, the dying and reborn god Balder, or the miraculous birth of Horus. This is a fairly common strain of questioning. My response is to usually talk about the conversations between CS Lewis, JRR Tolkien and Hugo Dyson that dealt with this very subject. Here are a couple of YouTube videos that deal with those conversations.