are wasting your precious energy and time on others. because you cannot change people. the only person you can change is yourself. so personally its futile to argue or try to change other people. if there is a need then tell them politely the right way of doing things without expecting that they will listen to you and will change their ways. let them have the freedom to change their ways or they will learn one day when karma will teach them in its own way.
so as far as other people or situation is concerned then accepting the fact that you are angry and can do nothing about it, could 