it is enclosed at the very beginning, mr norris is laying out the landscape, the wall is being built.ook where mr norris the landscape designer is talking to his friend the architect, and they ask each other, is this a paradise we are making or a prison? i wrote that off—the—cuff, as you do, just one line. it is the theme of the book. afterwards i thought that is what it is about. it is about enclosure, and other things like falling in love and having children and dying and doing the things humans do. in so far as there is a theme that can be summed up in a sentence, it is a book about walls, and what happens when you try to wall yourself in and you may make a garden or you may find yourself trapped inside. it is also a story about how you are doomed to repeat the awful expenses of humanity again and again down the centuries. absolutely. there was a moment when i was writing the first draft of the last section of the book in which people are walking out of london, this is in 1665, to escape from the plague, and the roads out of london are crammed with refugees, migrants. asi are cramm