After all, suppose that a politician — or a journalist — admits to himself that Mr. Bush bamboozled the nation into war. Well, launching a war on false pretenses is, to say the least, a breach of trust. So if you admit to yourself that such a thing happened, you have a moral obligation to demand accountability — and to do so in the face not only of a powerful, ruthless political machine but in the face of a country not yet ready to believe that its leaders have exploited 9/11 for political gain.