Human beings are pack animals. We follow the leader no matter what. He can take us to hell if he wants, and we are so happy to follow. We love to be led, like sheep or cows.
A dog is a domesticated wolf and a human being is a domesticated ape. We managed to domesticate not only a bunch of animals but ourselves as well.
To domesticate a pack animal it is necessary to replace the leader. By systematic killing of all refractory and obstinate individuals manageable clumps were formed