text:  He replies that he has no leisure being hindered by many matters of private and public importance; and he adds "I have certain mistresses which will not allow me to be absent from them day nor night on account of the spells and charms which learning they receive from me"--[Greek: eisi de kai philai moi ai oute hemeras oute nuktos aph auton easousi me apienai philtra te manthanousai par emon kai epodas