Not necessarily the cowards way, maybe the smart way. I don't do a lot of jetty fishing because I don't have the patience, and I don't meant patience for fishing, I mean patience for some of the morons that you see up there.
If you are going to approach these thieving bastards in an effort to educate just be careful, I have heard stories from quite a few that have spoken to people doing the wrong thing and they have copped abuse, been threatened (one was told they will go looking for his family), knife pulled, full blown arguments.
If you approach them and are told to F*** off you