Gumsto had the horrifying thought: What if he never learns?

And for all we know it happened to them too-" she stopped, struck with a horrifying thought.

It's quite a horrifying thought, but someone could indeed have walked inside before the front door was locked and hidden in the building.

"Yes," Julia murmured, feeling suddenly ill as a new and horrifying thought struck her.

Chilled by a horrifying thought, Parron could find no words.

This is such a horrifying thought that most of us would rather not think about it.

Yet her mind would not give up its horrifying thoughts.

The horrifying thought swept through my mind as I backed away.

As the car sped off a horrifying thought struck George.

She stared at the men as an even more horrifying thought occurred to her.