Answer:
People walk in and out of me. They push me and I follow. When they walk out on me I close up and I stay waiting for the next person to walk into my life when I have a more open mind
A spirited jig I dance bright, banishing all but darkest night. Air can't kill me but water can. Share me, I won't get less unless wind ruins me. What am I?
I have no weight but I could destroy a mansion. What am I?
I am a ship that can be made to ride the greatest waves. I am not built by objects but built by minds.
You cannot keep me until you have given me. What am I?
My days are numbered.