The Jewish background is not that far from the black groove. Blacks are downtrodden, Jews are downtrodden, therefore they have something in common in that affliction. Being downtrodden often makes one more empathetic and sympathetic.
Back when I lived in Brooklyn, I'd sometimes take the Q train all the way out to Coney Island and back, and work on my laptop. There's something about pushy New Yorkers looking over your shoulder that really makes you produce sentences.

