Answer:
Many people own a copy of me. Without me the world would fall.
People need me yet they give me away every day.
I am a mountain at night, meadow at day. What am I?
I can go through glass without breaking it. What am I?
With a halo of water and a tongue of wood, stone as skin long I stood. What am I?
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.