Answer:
I always run but never walk, I sometimes sing but cannot talk, No head on which a hat to place, You always look me in the face.
Sheets of paper that tell new stories each day.
Which weighs more? A pound of iron or a pound of feathers?
What should you do when you see a green man?
It is something you will never see again.
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.