Worse things have happened in the last week or two. Worse things have been said. Yet what sticks in my mind and won't go away are a few sentences that came out of Nancy Pelosi's mouth during her marathon speech to the House last Wednesday. She was there, on the House floor, to speak up for the so-called “Dreamers” – people who were brought illegally to America by their parents when they were children and who now want to be accorded legal residency, if not citizenship. As Pelosi and other advocates for “Dreamers” have tirelessly asserted, some of them have...