It is only as an Austrian who came of age in the last decade before the collapse of the Hapsburg Empire, who failed to take root in its civilized capital, who embraced all the preposterous prejudices and hates then rife among its German-speaking extremists and who failed to grasp what was decent and honest and honorable in the vast majority of his fellow citizens, were they Czechs or Jews or Germans, poor or well off, artists or artisans, that Hitler can be understood.