"In a squalid suburb of northeast Cairo, a red granite obelisk towering above ramshackle homes is the last visible vestige of a nearly 7,000-year-old city where ancient Egyptians believed life began. When I see things like this I have to post this link:
Lost Civilisation From 7,500BC Discovered Off Indian Coast That's 9,500 years ago.
Isn't that where the fish man came up out of the sea and taught reading and writing? Not the beginning of life, but the beginning of civilization.