"But over the years they had changed more and more rapidly, and now she knew none of them, and saw no reason to make the effort, for the people bought and sold houses the way they bought and sold stocks, and every year someone was moving out and someone was moving in, and now all these doors from who knows where ere opening, and all sorts of strange people were around, people who looked more at home than she was, even the homeless ones who spoke no English, more at home maybe because they were younger, and when she went out it seemed to her she too had migrated, that everyone migrates, even if we stay in the same houses our whole lives, because we can't help it."