Now we are in comfort. Maybe we pass quickly over the problems of the past. But, we should know that these are some of the darkest and most bitter segments of history.
The difficult conditions for survival like hunger and pollutants led to genetic mutations in some humans, some turned to cannibalism, others became vegetarian. It was then that humans were divided.
A world based upon power, to be or not, to be the hunter or the hunted, and to eat and to be eaten was established and grew.