All it takes is ONE to invalidate the entire SWAG.
Is that anything like "It takes 50 'good jobs' to make one 'atta boy' but only one 'aww sh!+' to wipe out one 'atta boy'"?
Hey Civ. Wasn't someone just ranting about a snowball earth?
http://www.freerepublic.com/focus/chat/2673423/posts?page=8#8