Answer:
I don't have eyes, but once I did see. Once I had thoughts, but now I'm white and empty.
All about the house, with his lady he dances, yet he always works, and never romances.
Only two backbones and thousands of ribs.
With sharp edged wit and pointed poise. It can settle disputes without making a noise.
It is the assumed nocturnal symbol of Mr. Wayne. What is it?
The more of me you take, the more I appear behind you. What am I?