Answer:
Flat as a leaf, round as a ring; have two eyes, can't see a thing. What am I?
2 in a corner 1 in a room 0 in a house but 1 in a shelter.
Though it be cold, I wear no clothes. The frost and snow I never fear. I value neither shoes nor hose and yet I wander far and near. What am I?
I can be heard in a court or carried with you.
A dragons tooth in a mortals hand I kill I maim I divide the land.
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.