Penrose-Carter Diagram of the Finite Observer Looks A Lot Like Einstein

Einstein didn't know the guy, but he loved his work.

Great little sidebar: A mother brought her son to the rabbi, and the rabbi said to the boy; “I will give you a guilder if you can tell me where God lives.” The boy thought for only a moment and then said, “And I will give you two guilders if you can tell me where he doesn’t live.”