Who is this Richard Kinder, and why is what he says both so funny and so true? He's the 66-year-old CEO of Kinder Morgan, Inc., who at the moment is trying to create the country's largest network of gas pipelines. What he said at a company conclave may have qualified as the best comedy act of last year. For it demonstrated once again that there's much truth in jest. In his ever-loquacious way, Mr. Kinder was talking about the merger between his company and El Paso Corp., which his bankers told him would produce the biggest pipeline company in world....