Answer:
Everyone in the world needs me. They generously give me but never take me. What am I?
Lighter than feather and softer than silk, yet the strongest man in the world cannot hold me for more than a few minutes. What am I?
If a man carries my burden they will get crushed to death. Though not rich I leave silver in my track.
What flies without wings?
I am used to bat with, yet I never get a hit. I am near a ball, yet never thrown. What am I?
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.