I tell beginning readers to read a lot and write a lot. If you want to write a book, find a subject that's really worth the time and effort you'll put in.
The more living patterns there are in a place - a room, a building, or a town - the more it comes to life as an entirety, the more it glows, the more it has that self-maintaining fire which is the quality without a name.
Terrorism, too, must be excised wherever it exists, which will take years, and which can't happen without the total commitment and the everyday involvement of the American people.