The good manners are real
Two Libras together can be one of the most considerate pairs you’ll meet. They notice when someone’s left out of the conversation. They remember to say thank you. Each understands that wanting a pretty table isn’t shallow, and that a harsh tone can ruin a day. Being with someone who takes that seriously can feel like setting down a weight, especially after a lifetime of being told you worry too much about what others think.
There’s usually a lot of shared pleasure too: good clothes, good design, friends over, some music on.
The argument that never starts
The risk is the fight that doesn’t happen. If both people’s instinct is to keep the peace, a real difference can go unspoken for years: where to live, whether to have children, whether they’re actually happy. Resentment still builds, but politely. It might surface as a slight coolness, or a very reasonable comment, or a sudden bright interest in someone from work.
Decisions can also stall. A couple like this can spend four months choosing a sofa, and might use the same habit of gentle delay on larger questions they’re both afraid to ask.
Permission to be selfish, a little
Try a rule that each person gets to state one plain want a week, with no “only if you’d like to” attached. Take turns as the decider, and the other doesn’t get to adjust. Have one difficult conversation before it feels ready. You’re both more durable than you think, and a disagreement between two kind people tends to go much better than either fears.
Having the same Sun says little about how you each behave when angry, which is what this pair most needs to learn. Compare your Mars signs, and read about Mars in Libra if that applies, because a sharper Mars elsewhere may be doing you a favor.