FIRST LAW: A ROBOT MAY NOT INJURE A HUMAN BEING, OR, THROUGH INACTION, ALLOW A HUMAN BEING TO COME TO HARM.
SECOND LAW: A ROBOT MUST OBEY THE ORDERS GIVEN IT BY HUMAN BEINGS EXCEPT WHERE SUCH ORDERS WOULD CONFLICT WITH THE FIRST LAW.
THIRD LAW: A ROBOT MUST PROTECT ITS OWN EXISTENCE AS LONG AS SUCH PROTECTION DOES NOT CONFLICT WITH THE FIRST OR SECOND LAW.
''I. A.''