As he lay on his bed Nebuchadnezzar had been given a vision. A watcher, or wakeful one, one who never sleeps, that is, an angel from heaven comes down to him – Nebuchadnezzar’s life is being watched from heaven, and now he is about to receive heaven’s verdict on it.
You can speak to people who try to be unmoved by what you say, but whether they show it or not they have an instinct and even Nebuchadnezzar was terrified and realised he was accountable. Urgent questions filled his mind: Does the dream represent the empire or me? When will this happen? Is there a possibility of recovery?