Colvin recalled a sign on the door at Gillette Stadium about ignoring the outside noise, and also how Belichick stresses the simple mantra “Do your job.”

“That’s the one quote I’ll always remember, the one I teach my kids, and tell my employees,” said Colvin, who is happy in retirement in Indianapolis, where he owns a UPS Store and does media work on the side. “I just feel like those expectations were always addressed and that quote sums it up, and that’s what makes Bill who he is, on the cutting edge, making sure things are done the proper way.”