Answer:
Iβm hard as a rock and as light as a feather. Iβm passed on to one another. Poor people need me and rich people have me.
Four leaves I have.
If I have it I don't share it. If I share it I don't have it. What is it?
Born in the ocean and white as snow. When I fall back to water I disappear without a trace.
I am good at concealing what's real and hide what's true. Sometimes I bring out the courage in you!
I flow from the Homerβs mouth when he sees doughnuts.