It is. That is what makes estel special - for it is the light that burns in defiance of the dark. It is not optimism, or cheerfulness. Estel is endurance.

[ A soft, mournful noise ] Ah Vanyel, brave-heart. It was a great tale, one made the more lovely for its grief. Stefen is a good writer, and your skill is impressive, to take a tune you did not know and do as well as you did.