Answer:
I move without wings, between silken strings. I leave as you find my substance behind. What am I?
I make everyone blind. You can't see me but I will always come back for you. What am I?
I can't go left, I can't go right. I am forever stuck in a building over three stories high. What am I?
Brown I am and much admired; many horses have I tried; tire a horse and worry a man; tell me this riddle if you can.
What goes up and down, but does not move?
I am rarely touched but often held. If you are smart you'll use me well. What am I?