A very disturbing idea began to niggle the edges of Walker's mind.

Then the most disturbing idea of all occurred to her.

A new and disturbing idea suddenly infiltrated his mind as he glanced through the letter yet again.

How Horst managed to turn this disturbing idea to fashion's benefit can be seen in a fashion shot from the 1950's.

She found this a disturbing idea: Thomas trained to locate sabotage?

And his disturbing ideas turn every modern bromide on its head.

Even as these disturbing ideas raced through her mind, the trooper started toward the blue convertible.

In fact, she had a disturbing idea that he might very well hit her back.

A disturbing idea, that, since the thief must have been another Wyvernspur.

It presents the more disturbing idea that racism simply keeps changing along with the country.