Answer:
What lies in a tunnel of darkness. That can only attack when pulled back?
What goes through the door without pinching itself? What sits on the stove without burning itself? What sits on the table and is not ashamed?
Halo of water, tongue of wood. Skin of stone, long I've stood. My fingers short reach to the sky. Inside my heart men live and die.
Of no use to one, Bliss to two. Men lie for it. The baby’s right,
I am black when I am clean and white when I am dirty?
People take me on walks and I run and have fun. What am I?