τέχνη δὲ ἄνευ ἀλκῆς οὐδὲν ὠφελεῖ (Thucydides 2.87.4.6) → η τέχνη απαιτεί κουράγιο, skill without heart is useless
per-mĕrĕo: ŭi, 2, v. n.,I to go through service, to serve out as a soldier, Stat. S. 1, 4, 74.