What do we mean by 'crazy?' What do we mean by 'mad?' At what point is a person just different and at what point can we call it a disease and say that they are not responsible for their actions? Or are we all slaves to the chemical processes that go on in our brains?

Ever since I was in my teens I had plans at one point in my life to write a novel.

I tell myself I write because I want to say something true and original about the nature of evil. That is very ambitious - to say something about the human condition that hasn't been written before. Probably I will never succeed but that is what I strive to do.

Thanks to the success of Henning Mankell and Peter Hoeg, there wasn't the same stigma attached to writing genre thrillers in Scandinavia as there was in many other cultures. Quite the opposite, in fact.

I was sleeping in a water bed for a couple of years, recommended by my doctor. I was never comfortable in that water bed. In the middle of the night you would hear something happening - water and bubbles. I would always think there was some intelligent life in the water bed.

Christian ethics demand that you should not take revenge. The paradox is, naturally, that Christians worship a God who is the greatest avenger of them all. Defy him and you burn in eternal hell, an act of revenge which is completely out of proportion to the crime

Do what boxers do, sway with the punches. Don't resist. If any of what happens at work gets to you, just let it. You won't be able to shut it out in the long term anyway. Take it bit by bit, release it like a dam, don't let it collect until the wall develops cracks.