Gallifrey mattered. The stars mattered. As much as he didn't want to admit it, the Master mattered. The TARDIS mattered. Rose Tyler... He left her on the beach with the meta-crisis. All he cared about was her happiness, even if it couldn't be himself to give it. She had a part of him that could give her everything she wanted, and that was good enough for him.

His physical formed rippled and changed into his current regeneration, a long skinny streak of nothing, as Donna had said. "Push them back; seal the cracks," He spoke with a weak voice, answering the Master's previous question. "I think... I think if we can just do that, it'll be enough."