Gandalf took no notice of them. He sat with his head bowed, either in despair or in anxious thought. The mournful howling of the wolves was heard again. The ripples on the water grew and came closer; some were already lapping on the shore.
With a suddenness that startled them all the wizard sprang to his feet. He was laughing! ‘I have it!’ he cried. ‘Of course, of course! Absurdly simple, like most riddles when you see the answer.’
Picking up his staff he stood before the rock and said in a clear voice: Mellon!