His first book was "Why have we been stumbling along the road to modernization for two hundred years?"

As he'd been stumbling and trembling for quite some time, I agreed.

"The first time it happened, I stumbled for words," he said.

I stumbled around the apartment for a couple of minutes.

He got close one more time, in 1973, but stumbled for many reasons.

Her fingers stumbled for a second, and she had to start over.

He stumbled toward the woman, for once his feet unsure.

Storm's heart stumbled for a second, then began to race.

The place can stumble by without you for one more day.

She stumbled for a moment, but he held her up.