κατ' εὔνοιαν κρίνειν
From LSJ
Θέλομεν καλῶς ζῆν πάντες, ἀλλ' οὐ δυνάμεθα → Bene vivere omnes volumus, at non possumus → Gut leben wollen wir alle, doch wir können es nicht
Greek > English (Woodhouse)
decide under influence of favoritism, decide under influence of favouritism, give a biassed judgment