Known to millions of Beatles fans as “the quiet one,” George Harrison’s life during and after the Fab Four was anything but retiring. A devoted student of rock ‘n’ roll and Eastern philosophy, he blended both in his successful solo music career, which yielded such enduring classics as the triple album All Things Must Pass and songs like “My Sweet Lord.” And his later dabbling in film production helped to bring beloved film classics like “Monty Python’s Life of Brian,” “Time Bandits,” and “Withnail and