Ps Wurmbrand spent three long years of solitary confinement in Communist jails. There was no sound, no books, nothing to occupy his mind.

He spent nights composing sermons to combat the possibility of madness and despair, in spiritual exercise and prayer. Throughout the day he slept.

"He went far beyond what most of us would think were the limits of human endurance, and he retained his faith in Christ and the power of love" Dr J B Phillips.