History of the Peloponnesian War
Thucydides
Thucydides. The history of the Peloponnesian War, Volume 1-2. Dale, Henry, translator. London: Heinemann and Henry G. Bohn, 1851-1852.
For there is no disgrace in connexions giving way to connexions, whether a Dorian to a Dorian, or a Chalcidian to those of the same race; in a word. all of us who are neighbours, and live together in one country, and that an island, and are called by the one name of Sicilians.
For we shall go to war again, I suppose, when it may so happen, and come to terms again amongst ourselves by means of general conferences: but to foreign invaders we shall always, if we are wise, offer united resistance, inasmuch as by our separate losses we are collectively endangered;