Answer:
I am rarely touched but often held and if you are smart you'll use me well.
I have a lot to say but can't be heard because I can't speak one single word. What am I?
I like to twirl my body but keep my head up high. After I go in, everything becomes tight. What am I?
I'm tall when I'm young and I'm short when I'm old. What am I?
Many people own a copy of me. Without me the world would fall.
The answer I give is yes, but what I mean is no. What was the question?