The ancients were taught by long experience that the dietetic science constituted a considerable part of morality; among the Egyptians, the ancient Persians, and even among the Greeks, at the Areopagus, important affairs were examined fasting; and it has been remarked that, among those people, where public affairs were discussed during the heat of meals, and the fumes of digestion, deliberations were hasty and violent, and the results of them frequently unreasonable, and productive of turbulence and confusion..