After three necessarily tumultuous and transformative years, this is a time for consolidation, for discipline and for repairing America's moral and practical authority. Furthermore, as Mr Bush has often said, there is a need in life for accountability. He has refused to impose it himself, and so voters should, in our view, impose it on him, given a viable alternative. John Kerry, for all the doubts about him, would be in a better position to carry on with America's great tasks.