I can't stand when I see someone mistreating children or endangering them. I can't keep my mouth shut and there have been many a time when I've almost gotten into fights over it.
My all time favorite though was one time at the airport post office. I'm walking in and there is a...
....I am ringing your wife and telling her all about you and what you did to me. I will then notify the police. I can't just let you get away with it, not for me but for the other people who you have/will do this to.