"If my employer suddenly got into the business of mulching orphans for fertilizer, I'd consider it my personal responsibility to quit/move on as soon as possible."
The comparison made and context is ridiculous. Why not make it "funnier" then? "If my employer got into the business of raping children then...or "If my employer walked into a high school and..." The point being made by the OP is pretty obvious and doesn't require humor to increase understanding.
Humor might enhance learning of a harder to grasp concept. If done appropriately.
You mean you wouldn't leave the same day?
What's the point of using an example like that?