One shared religion spans atomized cities and cohesive tribes, easing dynastic succession

Evidence

The same religion is enthusiastically upheld by both elements in the system. … Pastoral nomadism emerged, special- … The achievement of Islam, in the millennium and a half during which it has dominated the arid zone, is that the characters in the drama have learnt to speak the same language, albeit with very diverse accents, so that when a new dynasty arrives in the citadel it already knows more or less how to comport itself, and others know what to expect from it. This somewhat eases the situation. — Diego Gambetta, Trust - Making and Breaking Cooperative…, 1998

Categorization

• XREF: Contrasts strikingly with the blindness novel’s total epistemic collapse — here a shared ‘language’ mitigates Hobbesian succession problems among strangers in the arid zone.