 actually explains all who Plato and all the other Greek gentlemen, and you mentioned Solon and the trip to Egypt, but who they all studied with, and we can see from the pyramids they had the knowledge. But the question is, on your book, Devolution, clarify the number of pages, what format is available, and I hope Joe gives us some insight. I've never really listened to a book before, but I'm a huge book reader.