Answer:
Pointing North, South, East, and West it saves the lost and helps the rest. What is it?
It could make arrows fly and kites soar. What is it?
Blind but cruel.
In many hallways you would stand, if not with this in hand.
They're big and yet so far away, We see them at the end of day. They're small and they're above. We see them when we close our eyes, Each time we are in love.
Break me and I am better immediately set and harder to be broken again.