Five years on, and still we have not learnt. With each anniversary, the steps crumble beneath our feet, the stones ever more cracked, the sand ever finer. Five years of catastrophe in Iraq and I think of Churchill, who in the end called Palestine a "hell-disaster". But we have used these parallels before and they have drifted away in the Tigris breeze. Iraq is swamped in blood. Yet what is the state of our remorse? Why, we will have a public inquiry – but not yet! If only inadequacy was our only sin. Today, we are engaged in a fruitless debate. What went wrong? How did the people – the...