The reason why things are free is so that you can manipulate them, not so that they are "free" as in "beer," but "free" as in "freedom."
علت آزاد بودن اين است كه مي توانيد در آن دستكاري كنيد، آزاد نه به معني مجاني بودن ، بلكه به معني آزادي داشتن.