Leon Uris "The Haj" -

 This is the way it is with Arabs,” Ibrahim said.

“First comes my brother and I against our father; then my father and I and my brother against our cousins; then our cousins and we against the stranger.

That is the way it has always been with us. Me against my brother; my brother and me against our father; my family against my cousins and the clan; the clan against the tribe; and the tribe against the world. And all of us against the infidel.”