Deserves it! I daresay he does. Many that live deserve death. And some that die deserve life. Can you give it to them? Then do not be too eager to deal out death in judgement. For even the very wise cannot see all ends.

What a pity that Bilbo did not stab that vile creature, when he had a chance!'
Pity? It was Pity that stayed his hand. Pity, and Mercy: not to strike without need. And he has been well rewarded, Frodo. Be sure that he took so little hurt from the evil, and escaped in the end, because he began his ownership of the Ring so. With Pity.

Justice is not Healing. Healing cometh only by suffering and patience, and maketh no demand, not even for Justice. Justice worketh only within the bonds of things as they are... and therefore though Justice is itself good and desireth no further evil, it can but perpetuate the evil that was, and doth not prevent it from the bearing of fruit in sorrow.

It may be the part of a friend to rebuke a friend's folly.

All that is gold does not glitter; not all those that wander are lost.

So comes snow after fire, and even dragons have their ending!