When you're in a good relationship, you learn things. You act differently and you think as part of a team — not as an individual making their way. You can be immature and selfish when you're dating — but once you're in a good relationship, you'll learn things to help you be part of a team. Defining what makes a fulfilling, intimate relationship. A 'good adult relationship ' means different things to different people. And there are many different kinds of. Especially your feelings about them and your relationship —whether good or bad! This way you will be able to overcome all the difficulties and challenges. Creating boundaries is a good way to keep your relationship healthy and secure. By setting boundaries together, you can both have a deeper understanding of. What I mean by a good relationship is one that you approach consciously; where the participants behave in a manner congruent with their values. This type of.