it's ok if you're willing to learn, although other thirteen year olds will most likely will make fun of you, I remember being thirteen, and I would have. just ask an older sibling, or someone you trust to teach you. or even look on youtube for instructional videos.
some people can't swim.some don't like apple pie. some people can't ride. but you can learn easy if you choose to. un-american is such a narrow minded statement.