Caution in handling generally accepted opinions that claim to explain whole trends of history is especially important for the historian of modern times, because the last century has produced an abundance of ideologies that pretend to be keys to history but are actually nothing but desperate efforts to escape responsibility.

Hannah Arendt (1906-1975) German-American philosopher, political theorist

The Origins of Totalitarianism, Part 1, ch. 1 “Antisemitism as an Outrage to Common Sense” (1951)
    (Source)