> A programmer is harmed by their creation not because it goes against their orders but because it follows their orders to a much greater extent than they were anticipating.
This is theme also explored by Isaac Asimov regarding the Three Laws of Robotics, in short stories such as "...That Thou Art Mindful of Him".
Cells in your immune system are programmed to follow a set of rules in order to attack foreign invaders. This is very effective in defeating bacteria and viruses. It is not so effective against allergens like pollen and dust. Cells will continuously produce antibodies and histamines to attack these particles to the point where it overwhelms the rest of the body and causes collateral damage.
If you want to see a fictional representation of this, watch Cells at Work episode 5.
This is theme also explored by Isaac Asimov regarding the Three Laws of Robotics, in short stories such as "...That Thou Art Mindful of Him".