Chapter XXV.
Faust and Mephistopheles.
Mephisto and Mephitis--The Raven Book--Papal sorcery--Magic seals--Mephistopheles as dog--George Sabellicus alias Faustus--The Faust myth--Marlowe's 'Faust'--Good and evil angels--'El Magico Prodigioso'--Cyprian and Justina--Klinger's 'Faust'--Satan's sermon--Goethe's Mephistopheles--His German characters--Moral scepticism--Devil's gifts--Helena--Redemption through Art--Defeat of Mephistopheles