Slow of Speech and Unclean Lips

Historically, people who have risen to the occasion to speak of faith for their generation have been keenly aware of their own limitations-whether Moses, who was "e;slow of speech,"e; or Isaiah, who was concerned that he spoke with "e;unclean lips."e; The question both Moses and Isaiah seem to be asking is, who am I to speak for God? And we wonder in turn, was it they who spoke, or God who spoke t...