οὐκ ἔστιν ἡμῖν ταμιεύεσθαι εἰς ὅσον βουλόμεθα ἄρχειν
From LSJ
ἠργάζετο τῷ σώματι μισθαρνοῦσα τοῖς βουλομένοις αὐτῇ πλησιάζειν → she lived as a prostitute letting out her person for hire to those who wished to enjoy her, she worked with her body by hiring herself out to anyone who wanted to have sex with her
English > Greek (Woodhouse Quotes Reversed)
we cannot arrange how far we wish our empire to extend, we cannot dictate as to how far we wish our empire to extend, we cannot regulate the extent to which we wish our empire to reach