Answer:
What has a neck and no head, two arms but no hands?
What has a big mouth, yet never speaks?
Useful tool for who in darkness dwell. Within you, corrupting like a deadly spell.
I march before armies, a thousand salute me. My fall can bring victory, but no one would shoot me. The wind is my lover, one-legged am I. Name me and see me at home in the sky.
To cross the water I'm the way, for water I'm above. I touch it not and, truth to say, I neither swim nor move.
What did the piece of wood say when he saw the screwdriver and screws approaching?