Answer:
All about the house, with his lady he dances, yet he always works, and never romances.
Hands she has but does not hold. Teeth she has but does not bite. Feet she has but they are cold. Eyes she has but without sight.
I am the heart that does not beat. If cut, I bleed without blood. I can fly, but have no wings. I can float, but have no fins. I can sing, but have no mouth.
You must keep this thing. Its loss will affect your brothers. For once yours is lost, it will soon be lost by others.
If you break me, I do not stop working. If you touch me, I may be snared. If you lose me, nothing will matter.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?