I do commercials, but I also go to Sudan as an ambassador for UNICEF.

I feel as though the cardboard box of my own reality has been flattened and blown open. Now I can see the edge of the world.

We pull on to the road, where our only company are the wandering cattle, who have become commonplace as traffic lights. Lethargic and listless, they look like they’ve been roaming the roads of Guinea since...