Man is a means and not an end, and he is a means to economic or political ends which are not really ends in themselves but means to other ends which in their turn are means and so ad infinitum.
Dallas was a Black and White society at that time; it didn't have the diversity it has now.
Actually, most things I say in public lead more or less directly to my own compositional practice, so I should be careful about generalizing lest they come back to haunt me.