> If you understand human nature, you also understand that sometimes people are just having a bad day, or feeling ignored, or on their last leg. A more thoroug

> If you understand human nature, you also understand that sometimes people are just having a bad day, or feeling ignored, or on their last leg. A more thorough analysis of human nature reveals that a double-digit percentage of humanity suffers from a serious personality disorder. Some of these disorders involve taking perverse pleasure in ordering others around for no good reason. Most experienced wait staff that I know can tell the difference pretty quickly between someone having a bad day and a bully. The latter do not deserve good customer service.