By Jon Wertheim As reports of the quarterback’s retirement surface, his takes on the grind of perfectionism, longevity, technology, leaving New England and much more. It’s not that we missed Tom Brady all these years. It’s just that the assessments were incomplete. Earlier in his career, he was thumbnailed as the GQ pretty boy who cavorted with actresses and models. Meanwhile, he was also working his ass off, rehearsing drills until they cemented into muscle memory, and developing good habits. Then, in the latter part of his career, he was cast as the football robot with the maniacally-strict …