The horrible idea flashed to my mind that I was become blind!

Instantly the same idea flashed into the minds of the two boys.

Then an idea flashed through his mind like a laser shot.

Suddenly, an idea flashed into his mind, something that might save him.

There were several other people we wanted to use, but that idea sort of flashed and George was available.

For the first time an unpleasant idea flashed across Sam's mind.

And then a sudden idea flashed into the Inspector's mind.

A sudden idea flashed into Nancy's mind at her friend's words.

Hardly had I seen it before an idea flashed through my brain.

And then a hot, electric idea flashed through her mind.