Why not, indeed. Actually, I've recently posted one of these page-56 thingies on Facebook, which is I suppose where this probably got started (hence the reference to "your status").
The Facebook rules said not to mention the book's title, but since there's no rule about that here, I can say that this 56/5 quote is from the book I've been reading tonight: Martin Meredith's Born in Africa: The Quest for the Origins of Human Life:
In 1951, the Leakeys took Charles Boise to Olduvai.And the rest, as they say, is history. Or maybe that should be pre-history?