Kitap 3
1275a
Such more or less is the definition of citizen that would best fit with all of those to whom the name is applied. But it must not be forgotten that things in the case of which the things to which they are related differ in kind, one of them being primary, another one secondary and so on, either do not contain a common nature at all, as being what they are, or barely do so.The meaning of this abstract principle is most easily seen from its application here: if states are generically different from one another, membership of a state, citizenship, can hardly be a single thing, and come under a single definition. Now we see that constitutions differ from one another in kind, and that some are subsequent and others prior;
