We all know or have met at least one person who never seems too worked up over anything. They appear calm and relaxed every time you see and talk to them. They keep themselves from getting wrapped up in drama or conflict, whether in the office or at home. Some people might say the person is probably content with their life, so there's absolutely no need for them to make waves and fix what isn't broken. Others may have a different opinion; they might surmise that the person is likely sad and that his or her life could use an infusion of fun and excitement. So who's right? One thing to keep in mind is that we don't know exactly what this individual is going through in his or her life, and it's possible we may not have a good grasp on their personality. What we can say is that if the person cares little to nothing about the following things, chances are he or she is in fact leading a happy life: What others think of them Having the "perfect life...