first, do no harm. First Law: A medicine may not injure a human being or, through inaction, allow a human being to come to harm. Second Law: A medicine must o

first, do no harm. First Law: A medicine may not injure a human being or, through inaction, allow a human being to come to harm. Second Law: A medicine must obey the orders given it by human beings except where such orders would conflict with the First Law. Third Law: A medicine must protect its own existence as long as such protection does not conflict with the First or Second Laws.