Answer:
At night I come without being fetched. By day I am lost without being stolen.
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.
Steals an event or even a mood. Reveals the truth or shatters it.
What is round as a dishpan, deep as a tub, and still the oceans couldn't fill it up?
What can you put in a barrel to make it lighter?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?