I get thousands of letters, and they give me a feeling of how each book is perceived. Often I think I have written about a certain theme, but by reading the letters or reviews, I realise that everybody sees the book differently.
I have learned many things in the 30 years that I have been writing.
Americans have a warrior's mentality, most of them. That's how this society was built. The fact that you own a gun and shoot to defend your life is a very American way of thinking.
I write a letter to my mother every day, because in that letter, I write down my day. And if I don't write it down, then tomorrow I will forget it and it's gone.