I always love reading articles by Walter Williams, well-known professor of economics. He has a succinct way of avoiding a lot of verbal claptrap and cutting right to the chase. In a recent column on illegal immigration he wrote: "At the heart of today's immigration problem is its illegality. According to several estimates there are 11 million people who are in our country illegally, mostly from Mexico...First, there's the refusal to call these people 'illegal aliens.' The politicallY preferred term is 'undocumented workers,' which is nothing less than verbal sleight-of-hand." Professor Williams also mentions his colleague, Thomas Sowell, who refers...