To me it means that sometimes it is better to be alone than always wish you were alone.
I interpret the lyrics to mean being independent and confident enough to live your life to the fullest, take care of yourself, and most importantly love yourself even if you are single.
To me it means that I always have myself, even if I don't like what I tell myself.
Kelly clarkson...now there is a one hit wonder!!!
To me it means learning to love myself and being okay by myself without NEEDING somebody else to make me happy :)