Answer:
The more you take, the more you leave behind.
What is the smallest bridge in the world?
I sleep by day, I fly by night. I have no feathers to aid my flight.
It is the assumed nocturnal symbol of Mr. Wayne. What is it?
Of these things - I have two. One for me - and one for you. And when you ask about the price, I simply smile and nod twice.
I’m grown from darkness but shine with a pale light. Very round I am and always a lady's delight.