But his more enduring impact comes in the fact that Dan Rooney actually lived up to the Rooney rule,. he most in the NFL since 2011 despite playing just seven games in 2015 and being retired all last season. Look at cricket, which is supposed to represent the very essence of fair play. ”“What may undo him are the mental and emotional factors, both his ability to control that fierce competitiveness as well as how much it burns him out mentally.