But here, it seemed that the bottomless well of energy had a bottom after all.

Her fierce look fell away down a bottomless well of indifference.

He looked back at her, and she saw an apparently bottomless well of pain in his hard, dark eyes.

That would be easier to bear than the bottomless well of suffering reflected in her eyes.

Believing he'd cost his beloved wife her life must have created a bottomless well of guilt.

The burning man had a bottomless well of energy.

Bob Drew's heart began to sink into a bottomless well.

I felt as though I had taken the cover off a bottomless well.

They still do not seem to appreciate how bottomless the well of anti-tobacco feeling in America really is.

The pain went out of him like water draining into a bottomless well.