Live, Video: Find classical music concert, opera, ballet and dance reviews | Pendulum, for piano trio

You have to hand it to Philip Glass: 75 years old and a career on fire. And even more remarkable are the simple musical elements that made that career: the oscillating thirds, the arpeggios, and the basic melodic motifs that have entranced a vast spectrum of listeners. New York has seen a flurry of concerts to fete the hometown composer in his 75th year.