We may receive an affiliate commission from anything you buy from this article. Journalist Brian Goldstone, who has written for The New York Times, Harper's Magazine, The New Republic and others, spent about six years examining why so many people who work full-time jobs with low wages are homeless. His new book, "There is No Place for Us" (Crown), explores the challenges faced by millions of the working poor. In the excerpt below, Celeste (a pseudonym given by Goldstone) describes the