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The BDN Opinion section operates independently and does not set newsroom policies or contribute to reporting or editing articles elsewhere in the newspaper or on\u00a0bangordailynews.com<\/a><\/em>.<\/p>\n Robert Ballingall is an assistant professor of political science at the University of Maine.<\/em><\/p>\n Some things are good only up to a point. There\u2019s a limit beyond which even healthy food becomes unhealthy. There\u2019s a threshold past which the body is more hurt than helped by exercise. <\/p>\n But that justice should be such a thing seems strange. Isn\u2019t justice so important that we can never have enough of it? Isn\u2019t justice so necessary that we should seek it, come what may?\u00a0<\/p>\n