['I am going zip-lining in Colorado in a week. There is only one problem I am really scared of heights!', 'wow .. so am i .. i could not imagine doing that. its great that you are going to do it though', "If not for my wife pushing me to do it, I don't think I could be brave enough!"]
i wish you good luck..
I am going zip-lining in Colorado in a week.  There is only one problem  I am really scared of heights!