Hard as it is to swallow, there are many people who think we, and the world, would be better off without energy. They are stupid of course and not thinking but there you go. Most of the troubles of the world were caused by a majority of the people being stupid and blindly following along.
Extinction is just around the corner for the human race if we don't do something drastic soon.
The youngest Neanderthal skeleton ever found is 27,500 years old, found in either Spain or Potrugal I believe.