Adam Vinatieri spent much of his Pro Football Hall of Fame induction speech thanking the people who shaped one of the greatest kicking careers in NFL history. But before wrapping up his tribute to former New England Patriots coach Bill Belichick, the four-time Super Bowl champion couldn't resist slipping in one well-timed joke. "All jokes aside, in my opinion Bill is the greatest coach of all time." By the end of his speech, he had already offered what may have been the strongest endorsement anyone can give Belichick. "All jokes aside," he said again, "Bill is the greatest coach of all time."