A few days ago, rather tired in the evening, I watched the classic film “Cathy Come Home” by Ken Loach . As with many of his films, it was designed to bring about social change, and to some degree succeeded. It is a message about homelessness, unemployment, and the right of parents to have a family life and to keep their children; the heartbreaking final scene shows Cathy having her children forcibly taken from her. (It is in the "gritty and realistic" genre.) Of course, the message about homelessness is still relevant (see That The Bones You Have Crushed May Thrill passim .) What caught my attention, though, was the message concerning family life that is an important part of the film’s social comment. At the beginning of the film, Cathy and Reg meet and fall in love with each other. At one point, Reg asks "Have some babies, Cath?" She answers "Yeah, I'd like that." The next scene is their wedding reception. They do then have children. After Reg ...