Human Genius: Creator or Destroyer

Humans do differ in their brain power. Why is that so? How can it be possible that two persons can be so different that one gets the Nobel Prize for researches and developments is physics for example and the other one hasn't even got a slightest idea of electrons circulation? Is it some kind of blessing from above to be born intelligent and creative genius, or it is just a matter of upbringing from an early childhood? This is a very tricky question, on which I'll try to speculate further.
But first of all...what is creativity? Creativity is usually defined as the ability to generate new…