Democracy is not compatible with financial oligarchy, with discrimination against Blacks and outrages by the Ku Klux Klan, or with the persecution that drove scientists like Oppenheimer from their posts, deprived the world for years of the marvelous voice of Paul Robeson, held prisoner in his own country, and sent the Rosenberg's to their deaths against the protests of a shocked world, including the appeals of many governments and of Pope Pius XII.

On Growth and Imperialism (1961)