My new rule of debate

I'm going to save myself a lot of time and effort by adopting this simple rule. If anybody makes a claim but fails to back it up with a source, I...

Source: http://www.motorsportforums.com/forums/showthread.php?141016-My-new-rule-of-debate&goto=newpost

John Draper Doug Dubach Ryan Dungey Vic Eastwood Daryl Ecklund