Or simply use your best judgment about how to interact with individuals and to build relationships. We shouldn't rely on blanket rules because people are differ

Or simply use your best judgment about how to interact with individuals and to build relationships. We shouldn't rely on blanket rules because people are different. You should know if you're going to sound curt or polite or irritating or friendly, based on your own personality and that of the person you're engaging. I feel like I'm making it sound complicated, when for most people it's the most natural thing in the world.