Answer:
Of no use to one, Bliss to two. Men lie for it. The baby’s right,
What can you put in a barrel to make it lighter?
It's anything but amusing when this body part gets hit.
It is worldwide, but once only a spider could weave one
It holds no blessings in disguise. Its rhymes are aimed at your demise, it's cast only to ruin, Whatever you are doin'.
Sometimes I am white, sometimes I am dark. Most people love me. What am I?