yes, it was, or it wasn’t, what did it matter, a sum, he thought when he was alone again, is always approximate, there is no such thing as a correct sum, only the Nazis and teachers of elementary mathematics believed in correct sums, only sectarians, madmen, tax collectors (God rot them), numerologists who read one’s fortune for next to nothing believed in correct sums. Scientists, meanwhile, knew that all numbers were only approximate. Great physicists, great mathematicians, great chemists, and publishers knew that one was always feeling one’s way in the dark.