Pitt's brain churned with questions, but there were no simple answers.

It was a look his wife had learned to understand in the past year, almost like open-eyed sleep while his brain churned over a problem.

Grace nodded and said nothing; his brain was churning.

Grace's brain was churning, thinking about all the young males f'tged twenty to thirty who had been reported missing in the past Couple of weeks.

The animal's brain was churning with unworded thoughts, but for the moment it quieted and lay down.

But she could not sleep; her brain was churning.

Her brain was churning with too much worry and indecision to actually think.

I was half asleep, half awake, my brain churning.

Mick made him feel rested: his brain didn't churn and ask questions when he was with Mick.

The moment you got busted with the money, her brain was churning its way out of it.