Our boilers were strained to their utmost, and the frail shell vibrated and creaked with the fierce energy which was driving us along.

Its frail old shell served little other purpose than to squat on the ground and prevent any adjacent developments from creeping across it.

Time we returned to our parent to complete our growth, to discard this frail shell.

"I will leave only if Father Time comes to claim my frail shell."

Why do you think such a being of enormous power would wish to house himself in the frail human shell of a man - even a king?

Once he was in full control his powers would grow, radiating far beyond the frail human shell he inhabited.

She had been so dismissive, seemingly so content trapped within that frail, arthritic shell.

He was fevered always now, but he forced his frail shell on, because this had to be the finest since Excalibur.

Free yourself of that frail shell and become as one with us.

Marrity felt hollow, a frail shell around a vacuum, as if he might implode into himself.