The ways a reader gives herself away

I get asked, kindly and often, whether I spend my days thinking about the couples on the page. The truth is I spend them thinking about the person holding the book. I am always trying to picture the exact moment a reader stops reading a love story and starts falling into one, because that is the moment I am actually writing for. Over the years I have collected the signs. Here, for anyone who has ever been caught out by a paperback, is how you give yourself away.

1. You read the same line twice, not because you missed it, but because it landed and you wanted it to land again.

2. You start rationing. Only one more chapter, you say, at eleven o'clock, and you mean it, and it is a lie you have told before.

3. You look up the author's other books before you have finished this one, quietly, the way you would glance at a person across a room.

4. You get annoyed at the characters, properly annoyed, on their behalf. You would like a word with the one who will not just say the thing. This is not a complaint about the book. This is the book working.

5. You slow down as the pages on the right grow thin. A reader who is enjoying a story reads faster. A reader who is in love with one starts reading slower, because the end has become a small grief.

6. You reread the tense bit. Not the kiss, necessarily. The moment just before it, the pause, the almost. I write for the pause, and a reader who goes back to it is telling me I got it right.

7. You tell someone about it, badly. You cannot explain why it is good. You just need them to know that it is, and that you are not quite yourself today because of it.

8. You feel the small flat sadness on the last page that has nothing to do with the ending being sad. The ending is happy. The sadness is that it is over, and that the people you had begun to keep company with have gone back to being ink.

That last one is the whole job, and it is the finest compliment my work can be paid. Not that the reader cried at the sad part, though they are welcome to. That they missed the characters after the book was shut. It means, for a few hundred pages, someone imaginary was real enough to leave a space behind them.

I know the genre gets teased for this. Too neat, people say, too warm, too willing to promise a good ending. I have never minded. A love story is not a lie about the world. It is a rehearsal of hope, and people who rehearse hope are, in my experience, rather good at finding it when it is actually needed. If a book made you read a line twice and slow down near the end and be a little useless the next morning, it did something real to you. Guard that feeling. It is not a small thing to be moved. It is one of the last free wonders we have.

So if you were caught last night, one more chapter turning into three, the light on far too late, take it as good news. Something in you is still willing to fall. That is worth more than a tidy bedtime. Keep the book. Keep the feeling. And when you find the one that undoes you completely, do the kindest thing a reader can do, and tell a friend its name.