Answer:
Who plays when he works and works when he plays?
A dragons tooth in a mortals hand I kill I maim I divide the land.
I have a head but never weeps. I have a bed but never sleeps. I can run but never walks. I have a bank but no money. What am I?
Weight in my belly trees on my back nails in my ribs feet I do lack.
I row quickly with four oars, but never come out from under my own roof. What am I?
The warmer I am the fresher I am.