All the pale horses of the apocalypse have stormed through my life, revolution, starvation, devaluation of currency and terror, epidemics, emigration; I have seen the great ideologies of the masses grow and spread out before my eyes. Fascism in Italy, National Socialism in Germany, Bolshevism in Russia, and, above all, that archpestilence, nationalism, which poisoned our flourishing European culture.

The World of Yesterday [Die Welt von Gestern] (1942), p. 10, as translated by Marion Sonnenfeld