Answer:
What do you fill with empty hands?
Twigs and spheres and poles and plates. Join and bind to reason make.
White bird, featherless, flying out of paradise. Flying over sea and land. Dying in my hand.
I'm full of holes, yet I'm full of water.
Useful tool for who in darkness dwell. Within you, corrupting like a deadly spell.
What an fill a room but takes up no space?