Answer:
I can be written, I can be spoken, I can be exposed, I can be broken. What am I?
I can never be stolen from you. I am owned by everyone. Some have more some have less.
I can run but not walk. Wherever I go, thought follows close behind. What am I?
So simple, that I can only point. Yet I guide men all over the world.
I can fly but I have no wings. I can cry but I have no eyes. Wherever I go darkness follows me.
Brings the sky a lot closer.