“So long as a concept such as “the public interest” (or the “social” or “national” or “international” interest) is regarded as a valid principle to guide legislation—lobbies and pressure groups will necessarily continue to exist. Since there is no such entity as “the public,” since the public is merely a number of individuals, the idea that “the public interest” supersedes private interests and rights, can have but one meaning: that the interests and rights of some individuals take precedence over the interests and rights of others. “