And if truth to life is the main thing the drama should keep in view, how is it possible for any average understanding to be satisfied when the action is supposed to pass in the time of King Pepin or Charlemagne, and the principal personage in it they represent to be the Emperor Heraclius who entered Jerusalem with the cross and won the Holy Sepulchre, like Godfrey of Bouillon, there being years innumerable between the one and the other?