You might have thought that the last thing shy people need is a book about shyness: a large part of what makes us shy is our self-preoccupation and awareness of our own shyness. No social situation is more embarrassing — too, too shy-making — than someone pointing out we are shy: as if we didn’t know, as if that would help, as if, somehow, an increased consciousness of our self-consciousness would make us less self-conscious.