Answer:
He has married many women but has never married.
My life can be measured in hours, I serve by being devoured. Thin, I am quick. Fat, I am slow. Wind is my foe.
They're up near the sky, on something very tall. Sometimes they die, only then do they fall.
Walk on the living, they don't even mumble. Walk on the dead, they mutter and grumble.
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.
What never gets any wetter no matter how hard it rains?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?