Psychology says people who don't talk politely to others aren't always disrespectful: What this behavior can mean?

Psychology says people who don't talk politely to others aren't always trying to hurt or insult people. Psychology explains that speech patterns can be shaped by stress, emotions, personality, habits, childhood experiences, communication skills, and social learning. This article explains what this behavior means, why it happens, the psychology behind it, research findings, lessons people can learn, and when rude communication may require attention or change.