Answer:
It cannot be seen, cannot be felt, Cannot be heard, cannot be smelt. It lies behind stars and under hills And empty holes it fills. It comes first and follows after, Ends life, kills laughter.
I have four legs but no tail. Usually I am heard only at night.
My sides are firmly laced about, Yet nothing is withinอพ You'll think my head is strange indeed, Being nothing else but skin.
What flies around all day but never goes anywhere?
I hide but my head is outside.
What gets broken if itโs not kept?