κυβερνητική
From LSJ
ὃς ἂν βούληται τῆν γῆν κινῆσαι κινησάτω τὸ πρῶτον ἑαυτόν → let him that would move the world first move himself
Russian (Dvoretsky)
κῠβερνητική: ἡ (sc. τέχνη) искусство управления Plat.
English (Woodhouse)
(see also: κυβερνητικός) steering, art of steering