JANUARY 2002. Didier had arrived in the UK from Senegal and was knocking on his aunt's door. No answer. No one at home.

Didier was absolutely freezing. Until that moment he had thought a temperature of 19 degrees Celsius was cold. At a bracing -2 degrees, Britain felt like the coldest place on the planet. His fingers were heavy and numb with cold. He could see the headlines in his mind's eye: "African immigrant freezes to death on Tooting doorstep!"

Read more: Coming in from the cold

Born with cerebral palsy, David White's life looked like it might just spiral into angry bitterness and self-harm. But God had much better plans for him.

It's Friday night in Oxford, and out among the student and townie clubbers is a small Jesus Army group with a bulky bin bag and a trolley case. At the centre, kneeling, is David White, quietly pouring out a cup of soup for one of his friends among the street people.

Read more: A walking and talking miracle