Answer:
What is light as a feather but even the strongest man cannot hold it for more than a few minutes?
What is the edge of earth and bread?
I can fly but I have no wings. I can cry but I have no eyes. Wherever I go, darkness follows me. What am I?
I am a tool for fairies.
A dragon's tooth in a mortal's hand, I kill, I maim, I divide the land.
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.