Yes, it is awful, but you can choose your family to some extent. My sister married a Tim, and both families absorbed it without apparent difficulty, even my Uncle Roddie, who was Rangers' most assiduous fan, given free season tickets for life, and whose arrival in the stadium was sometimes announced on the PA system. He even went to 'The Chapel' for the weddingMartin Y
The God-awful toe-curling horridness of sectarianism is an ugly side of that identity to have to live with but you don't get to choose your family and nobody voluntarily gives up their privilege so here we are
The two communities are actually very similar culturally, other than over religion. Separate education in Catholic schools really hasn't helped bring with reducing divisions.