The Most Important Thing for a Human to Do Is Fit In

In hunter-gatherer times, the most important thing for a human to do was fit in. People who think that the world was a glorious and wonderful place before all of this modern technology would be very, very surprised to learn that the early environment for humans was horrible. But it's in our nature to want to fit in and then stand out. We are primarily an emotionally driven species and the controlling emotion there is usually fear.