Creativity is a mindset
Or as John Cleese puts it "Creativity is not a talent. It is a way of operating."
The good news is that once you've got it as an adult, you can't shake it anymore.
The bad news is that we all had it, but it got deconstructed with the majority of kids on the way we got forged to be an adult. Now most of us have to reclaim creative thinking. Go back to your childhood and believe that everything is possible and be scared of nothing. This believe does not necessarily reflect 'reality', as long as it works. I find that I adapt to reality, but also that 'reality' adapts to what I think.
This is the end of this tour