Answer:
I cannot be bought, cannot be sold, even if I'm sometimes made of gold. What am I?
I am between earth and heaven. What am I?
the only amusing part of the body
I can only be played on a windy day. What am I?
If you're looking for something sweet I know what to do. But if you don't like heat I'm not for you.
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.