‘Dangerous ground’? I’ll give you ‘dangerous ground’

In response to Martin McGuinness’ implied threat, of being on ‘dangerous ground’ if sanctions are taken against Sinn Féin, the Irish Examiner notes Irish Government Minister Michael McDowell issuing an implied threat of his own (scroll down) – “I assume there was no threat in it. If there was a threat of that kind, all I can say is that it was a threat that was foolishly made and a threat that will be met head on