Answer:
Both punishment and sweet reward, It will befall both fool and lord. It is a spiritual scoreboard, Your every deed it does record.
It stands upright and can be quite grand. Its secret is not hidden but right at hand. What is it?
What is as big as you are and yet does not weight anything?
You can spin, wheel and twist. But this thing can turn without moving.
You throw away the outside, eat the inside, then throw away the inside. What is it?
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.