I know it can create a bad vibe, but calling people out directly can work. I always do this when i see people throwing rocks off cliffs (people die from this al

I know it can create a bad vibe, but calling people out directly can work. I always do this when i see people throwing rocks off cliffs (people die from this all the time), and no one has openly opposed me. I made a kid cry once by scolding him a bout this. I hope he remembers.