I'll take this with a grain of salt until I see it in something other than the Daily Mail. Not like I disagree with the crux of this story (I really do want to believe and I've always had a hunch this kind of thing was going on), but gotta have a more reliable source.
Know your enemy and know yourself, find naught in fear for 100 battles. Know yourself but not your enemy, find level of loss and victory. Know thy enemy but not yourself, wallow in defeat every time.