This is one of BR's better explanations of the "arithmetical measure of wickedness" that he used in Win We Must's extempore addition that was so controversial.

"Hitler only wanted to murder all Jews, who are no more than a fraction of the human race. He was, therefore, less wicked than those who set out to murder everybody. My indictment was of all rulers at that time in both the Eastern and Western blocs. I see no reason to retract what I said."