We’ve still got a year and a half to go until the 2008 presidential election—and the mudslinging and dirty tricks have been going full blast for months: Publicity over John Edwards’ $400 haircuts. Gossip about Rudy Giuliani’s multiple marriages. Internet ads that make Hillary Clinton look demonic. As someone who was once known for political dirty tricks, I know, better than most, how ugly politics can get. Does this mean Christians ought to avoid the cutthroat business of politics? The answer: an emphatic “no”! First, as I write in my new book, God & Government, Christians have the same civic...