Iain Gray (Labour): "The First Minister is no Barack Obama. Indeed, the First Minister is less about the audacity of hope and more about the effrontery of hype".
Alex Salmond (SNP): "It's certainly true I'm no Barack Obama. The problem for Iain Gray is he's no Jack McConnell."
Do not seek to analyse the semantics of this exchange. It is what passes for wit in the talking shop beside Arthur's Seat.