When we speak of "community," we usually mean it in the sense of affinity groups, like the arts community, the African American community, the gay/lesbian community, the Christian community. Lost today is the sense of physical community, in which "community" refers to a particular geographic area or neighborhood that anchors us and defines us. (p 117)
The chief antidote to suburban anonymity and isolationism may well be the Christian practice of hospitality. (p 132)
Both from Albert Hsu's The Suburban Christian.