ἀγωνίζεσθαι, ἐπιζητεῖν, εὑρίσκειν καί μή εἴκειν → to strive, to seek, to find, and not to yield (Tennyson, Ulysses)
βούλησις, βουλή, βούλημα, θέλημα, δόξα, ἀξίωσις, ἑκουσιότης, γνώμη