I think art is a way of keeping the fear of death at a distance.
We are the product of our evolutionary past.
The stranger is close to us, insofar as we feel between him and ourselves common features of a national, social, occupational, or generally human, nature. He is far from us, insofar as these common features extend beyond him or us, and connect us only because they connect a great many people.
Quality is not a destination, it is a journey.