Aziraphale smiled at the question. "Oh, it's simple really. I do my best to undo the damages when I can, and influence humans to do the thwarting themselves, so that they grow stronger from it." He also distracted the demon, in theory, but it really wasn't distraction anymore, was it? Oh well.

"But! That is neither here nor there, as until things settle down some I doubt I'll be doing much human-influencing. In fact, I'm actually excited to be around people," he nodded to his two companions, "who know what I am. ... ... and have wine and chocolate mousse!" he finished with a grin.