αὐτὸν κέκρουκας τὸν βατῆρα τοῦ λόγου → you have struck the very threshold of the argument, you have struck the most important and chiefmost point
abstantĭa: ae, f. absto,
I distance, Vitr. 9, 1, 11.
abstantĭa, æ, f., distance, éloignement : Vitr. Arch. 9, 1, 11.