AN ACCEPTABLE LEVEL OF VIOLENCEOf course it is true that Iraq can never be made entirely violence-free, but Bush bashed Kerry for saying it – now it’s his turn. We're now in the cycle of "How low can we set the criteria for 'success'?"Bush: http://www.dailykos.com/storyonly/2007/5/2/16588/93236Either we'll succeed, or we won't succeed. And the definition of success as I described is sectarian