The document discusses John Elway and Joe Montana's legacies as NFL quarterbacks. It argues that Elway has a better legacy than Montana for three key reasons: 1) Elway had more career passing yards than Montana, ranking higher on the all-time list; 2) Elway led his team to 5 Super Bowl appearances while Montana only appeared in 4; 3) Elway engineered several famous game-winning drives and 4th quarter comebacks, cementing his legacy.