What is a neighbor?
From City Comforts: How to Build an Urban Village: Neighbors are not simply people who live in physical proximity. Neighbors are people who are acquainted with each other, at least by sight. Neighbors have some sense of human connection. Neighbors recognize and acknowledge each other, if only with a nod of the head. Neighbors have some sense of responsibility to each other. Neighbors are not anonymous. Neighbors may have a drink together, or a potluck, or feed each other's cats when they go on vacation.
Consider some words on the neck label of Bert Grant's Celtic Ale-words written to be read and contemplated slowly, bottle in hand-and, by the way, a very nice ale: