As Congress hurtled toward a government shutdown in the fall of 2013, Rep. Paul Ryan looked around at fellow Republicans who were agitating to shutter national parks, federal agencies and Head Start programs. "This can't be the full measure of our party and our movement," Ryan writes of that moment in his new book, released Tuesday. "If it is, we're dead and the country is lost." Such moments of raw frustration pepper Ryan's "The Way Forward: Renewing the American Idea," a book as much about his front-row seat as Republicans' favorite budget wonk as it is about his political future....