ἡγούμενοι πολλὴν ἄδειάν σφισιν ἔσεσθαι τῶν πεπραγμένων
From LSJ
Ζήτει σεαυτῷ καταλιπεῖν εὐδοξίαν → Tibi studeto gloriam relinquere → Dir guten Ruf zu hinterlassen sei bemüht
English > Greek (Woodhouse Quotes Reversed)
thinking that they would secure complete indemnity for the past