> If I dare say the blind 'this tribe hates that tribe' seems like a very modern concept. No, that must be one of the oldest tools of demagoguery ever. It was

> If I dare say the blind 'this tribe hates that tribe' seems like a very modern concept. No, that must be one of the oldest tools of demagoguery ever. It was probably useful in the prehistoric "environment of evolutionary adaptedness" out on the plains of Africa.