Except for the scale of the operation, there was nothing unusual about Hitler's massacre of the Jews. Genocide's an old tradition, as human as mother love or cherry pie.
The real work of men was hunting meat. The invention of agriculture was a giant step in the wrong direction, leading to serfdom, cities, and empire. From a race of hunters, artists, warriors, and tamers of horses, we degraded ourselves to what we are now: clerks, functionaries, laborers, entertainers, processors of information.