I'm...............???

I’m not as pretty as princes……
I’m not as kind as u……………….,
I’m not as patient as u……….
But I can be a star which shines in ur heart…
I can be a flower to stuck ur heart…….
I can be water to fresh ur heart…….
I can be light to brighten ur heart……………
I can be there wherever u are…………………….^_^