By Daniel Bates Steve Belichick has seen firsthand how his father helped build the Patriots’ 20-year dynasty. New England has lived on a week-by-week, one play at a time formula. Which has landed them in the playoffs more times than not. During a recent appearance on Chris Long’s “Green Light” podcast, the Pats outside linebackers coach opened up on New England’s mindset entering the postseason. And his explanation was… interesting. “We have a saying around here: ‘Once you get to the playoffs, only one plane lands — and everybody else crashes and burns in the ocean,’” Steve said. “It’s the t…