αὐτοτραγικὸς πίθηκος
From LSJ
Βέβαιον οὐδέν ἐστιν ἐν θνητῷ βίῳ → Nihil, ut videtur, proprium in vita datur → Nichts Festes gibt's im Leben eines Sterblichen
English (LSJ)
αὐτοτραγικὸς πίθηκος = a very ape of tragedy, tragic-ape, monkey of melodrama, drama-queen of an ape, Demosthenes, On the Crown 18.242.