People are gregarious by necessity. Since the days of the first cave dwellers, humans – weak and helpless save for cunning – have survived by joining together in groups; knowing, as so many other edible creatures have found, that there is protection in numbers. And that knowledge, bred in the bone, is what lies behind mob rule. Because to step outside the group, let alone to stand against it, was for uncounted thousands of years death to the creature who dared it.
