Answer:
I'm sometimes white but most often I'm black. I take you there but never bring you back.
I moan I groan I chase after you. I never seem to rest. Timeβs up for you.
I cut through evil like a double edged sword and chaos flees at my approach. Balance I single-handedly upraise through battles fought with heart and mind instead of with my gaze.
Deep, deep, do they go. Spreading out as they go. Never needing any air. They are sometimes as fine as hair.
I go around in circles, but always straight ahead. Never complain, no matter where I am led. What am I?
Why is the letter B always cool?