μεταδιωκτέον
From LSJ
Ποιητὴς, ὁπόταν ἐν τῷ τρίποδι τῆς Μούσης καθίζηται, τότε οὐκ ἔμφρων ἐστίν → Whenever a poet is seated on the Muses' tripod, he is not in his senses
English (LSJ)
A one must pursue, Pl.Ti.64b, Them.Or.22.272b.
Greek (Liddell-Scott)
μεταδιωκτέον: ῥημ. ἐπίθ., τοῦ μεταδιώκω, δεῖ μεταδιώκειν, Πλάτ. Τίμ. 64Β.