I am Galadriel, Queen of Lothlorien. (Oh I already knew that!)
I was given Nenya, the Ring of Adamant, but I remained untouched by the Shadow. I gave shelter, gifts and advice to the Fellowship, but I turned green while they were around. My bad. In the movie, I'm played by Cate Blanchett.

__________________
You did what you knew how to do. And when you knew better, you did better
~Maya Angelou