And once the second painting left for the retrospective, he had an empty wall to fill.

He finishes his meeting with the press by painting a picture on the only empty wall in the gallery.

I sat down to stare at my empty wall.

"I go to a person's house with my sketch pad and we look at the empty wall together," he said.

The students gave life to the empty walls; they have life.

Lewis stared at an empty wall, not thinking, only feeling.

Eric didn't bother to look up, instead concentrating on the empty wall across from him.

Bosch passed the time smoking and looking at the empty walls.

He was back in his room again, talking to the empty walls.

He stared at the empty gray wall, feeling as if some small part of him had vanished with his father.