That's a central part of philosophy of ethics. What do I owe to strangers? What do I owe to my family? What is it to live a good life? Those are questions which we face as individuals.
Look at Scottish guys wearing kilts - you could look at them and laugh but the way they carry themselves how can you? You can wear some of the weirdest things and be cool. If you believe in it that's what makes it cool.
