Answer:
If I have it I don't share it. If I share it I don't have it. What is it?
I can bring tears to your eyes, resurrect the dead, make you smile, and reverse time. I form in an instant, but I last a lifetime. What am I?
When set loose I fly away. Never so cursed as when I go astray.
Flat as a leaf round as a ring. I have two eyes but can't see a thing.
You throw away my outside you cook my inside. Then you eat my outside and you throw away my inside.
I break away from my pack. I create holes in my victims. I can travel for miles and then disappear. I am part of a dying breed. What am I?