Behind that light there will always be darkness that cannot be avoided. The light gives to the darkness by this being the shadow of the former...
The elements were never what they remember, bad decisions and their self-centeredness led them to be condemned... the story is not as they remember it, NOTHING is or was monotonous and full of pain.
They caused pain because of their decisions... the words of their creator filled them with power, the words of the angels filled them with authority, the words of humans filled them with superiority.
They were no longer their younger brothers, they were part of the creations that their father had created for them to take care of but... what was the point of seeing it if they could have their own things and learn from their mistakes?
Bad choice!. Their lives were condemned to have a minimum fraction of their power, strength that they exerted in their dominant elements was enclosed in precious gems of the color that represented each: