As a writer, you have to believe you're one of the best writers in the world. To sit down every day at the typewriter filled with self-doubt is not a good idea.

Revenge is the thinking man's reflex, a complex blend of action and consistency no other animal species has so far succeeded in evolving. Evolutionary speaking, the practice of taking revenge has shown itself to the so effective that only the most vengeful of us have survived.

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?

Everyone has a need to do penance. It's a basic need, like washing. It's about harmony, an absolutely essential inner balance. It's the balance we call morality.

I was a really bad taxi driver. I only collided twice but it was one time too much.

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

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.