S1, E4: In the first of two lectures on this giant of 20th-century music, trace the early life of Stravinsky, the environment in which he grew to maturity, and his musical education and influences. Follow Stravinsky's relationship with the impresario Sergei Diaghilev, their legendary partnership in the ballets The Firebird and Petrushka, and grasp the striking musical originality of those works.