Answer:
What does an envelope say when you lick it?
Why doesn't anyone make belts of watches?
What is dirty after washing?
It increases and decreases yet no one see it. It is not a fire and yet it can be quenched.
Where do animals go to get their new tails when they're broken?
They come to witness the night without being called, a sailor's guide and a poet's tears. They are lost to the sight each day without the hand of a thief.