That comprehensive and non-sequential approach is the logic advocated by the Quartet's road map, which is not being implemented on the ground due to the lack of a genuine implementation mechanism.
Cette approche globale, non séquentielle, c'est la logique prônée par la Feuille de route du Quatuor, mais non appliquée sur le terrain, faute d'un véritable mécanisme de mise en oeuvre.