“I want you to remember your mother’s teachings very clearly,” Taraza said. How mild her voice was suddenly! Taraza’s voice changed abruptly then and she snapped: “Hydraulic despotism!” She does that shift of emphasis well, Odrade thought. Memory spewed up the data like a spigot suddenly opened full force. Hydraulic despotism: central control of an essential energy such as water, electricity, fuel, medicines, melange . . . Obey the central controlling power or the energy is shut off and you die!