Dug this one up from 2008. Remains both an excellent example of the power of logic on true closed-mindedness and another reason to restore our faith in humanity. 
[youtube http://www.youtube.com/watch?v=QJtjqLUHYoY&w=584&h=390%5D
via Chris Remo
Oldie But Goodie: Guy Goes Around Around Asking When People Chose To Be Straight
By
Brandon Gorrell,
