Their only concern was to get him out of the way so they could close the door.

Our only concern should be what will cause the most economic growth.

My children's only concern was whether we could go back, soon.

His only concern had been whether time travel was real.

My only concern is that she might leave me and go in business for herself.

At that point, price and performance were usually the only concerns.

His only concern was for her as he moved slowly forward.

His only concern was to get down those steps and out of the building.

His only concern, he said, was conditions in the area's public schools.

My only concern has always been the number of years we will have together.