Answer:
I am nothing really at all, Yet I am easily found; Ignore me at your own peril, and you might end up crowned!
What’s black in the morning, red in the afternoon, and white at night?
It's equally comfortable in an orchestra and a geometry textbook. What is it?
It is sometimes known to have silver linings.
He has married many women but has never married.
I’m grown from darkness but shine with a pale light. Very round I am and always a lady's delight.