[Crimson Ghost]

Three (plus the Zeroth Law) Laws of Robotics written by Isaac Asimov say:

0. A robot may not injure humanity, or, through inaction, allow humanity to come to harm.

1. A robot may not harm a human being, or, through inaction, allow a human being to come to harm.

2. A robot must obey the orders given to it by human beings except where such orders would conflict with the First Law.

3. A robot must protect its own existence, as long as such protection does not conflict with the First or Second Law.


So, no robot can be evil to humans, unless.....