President Trump staged a rose-colored spectacle at Tuesday night's State of the Union — the longest-ever address to Congress, from a president facing his lowest-ever approval ratings.Why it matters: A defiant Trump bragged, weaved, smiled and sparred his way through 108 minutes of prime-time television, projecting his vision of a "Golden Age" for a country that — according to recent polls — mostly isn't buying it.4 takeaways1. A night of heroesTrump shrewdly filled the chamber with people far mo...