It used to be a sign of aging that the policemen were younger than you. Now I know I’m getting old when a US presidential candidate is younger than I am. Seriously, while it may be naive to expect too much of Barack Obama, surely he has to be better for America and the world than George W. It does make a change to feel hopeful about American politics for a change. Let’s hope they don’t destroy him – or worse – in the coming months. At least the rest of the world seems willing to give him a chance. So come on America, you’ve screwed up twice in the last eight years – here’s your big chance to put things right for once.