It is human nature to imagine, to put yourself in another's shoes. The past may be another country. But the only passport required is empathy.

You go on. You set one foot in front of the other, and if a thin voice cries out, somewhere behind you, you pretend not to hear, and keep going.

Both my mum and dad were great readers, and we would go every Saturday morning to the library, and my sister and I had a library card when we could pass off something as a signature, and all of us would come with an armful of books.

I think probably the scaredest I've ever been was in Somalia. I arrived there when the episode that became known as 'Black Hawk Down' was still taking place. The Americans were still pinned down under fire. And everybody else was basically going the other way, and I was the only one putting my hand up for a flight in.

Despair is a cavern beneath our feet and we teeter on its very brink.

It is natural to want to forget, Anna, when everyday is a brimful of sadness. But those souls also forgot those that they had loved. You do not want that, surely? I have heard some preach that God wants us to forget the dead, but I cannot believe so. I think He gives us precious recollections so that we may not be parted entirely from those He has given us to love. You must cherish your memories of your babes, Anna, until you see them again in Heaven.

Certainly I'm still mining my experiences as a journalist. I think it's no coincidence that all three of my novels basically are about how people act in a time of catastrophe. Do they go to their best self or their worst self?