Writing a film - more precisely, adapting a book into a film - is basically a relentless series of compromises. The skill, the "art," is to make those compromises both artistically valid and essentially your own. . . . It has been said before but is worth reiterating: writing a novel is like swimming in the sea; writing a film is like swimming in the bath.

We never love anyone. Not really. We only love our idea of another person. It is some conception of our own that we love. We love ourselves, in fact.

There's a sense in all my novels that nothing is certain.

I have teken refuge in the doctrine that advises one not to seek tranquility in certainty but in permanently suspended judgement.

I stood there in the kitchen, watching her staring across the meadow still searching for her nemesis and I thought, suddenly, that this is all our lives - this is the one fact that applies to us all, that makes us what we are, our common mortality, our common humanity. One day someone is going to come and take us away: you don't need to have been a spy, I thought, to feel like this.

She's half mad and three parts drunk.

When it's mutual, a man and a woman know, instinctively, wordlessly. They may do nothing about it, but the knowledge of that shared desire is out there in the world - as obvious as neon, saying: I want you, I want you, I want you.