Why It Seems Like Bullies Are Everywhere and How to Stop Them – WSJ

If you must respond if the bullying is ongoing and destructive make sure you offer a meaningful consequence. You ll probably need an authority the police, a human resources department, a lawyer to do this. Consequences shape behavior, says Dr. Durvasula. A rat goes down a maze to get cheese.

And remember what my grandmother, who grew up on a farm in Minnesota, taught me: Don t get in the mud with pigs. The pigs love it. And you just get dirty.

via www.wsj.com

It seems like the author is forgetting “punch the bully in the nose.” That often works too.