ῥαβδίον
πέτρην κοιλαίνει ρανὶς ὕδατος ἐνδελεχείῃ → constant dropping wears away a stone, constant dripping will wear away the hardest stone, little strokes fell big oaks, constant dripping wears the stone, constant dropping wears the stone, constant dripping will wear away a stone
English (LSJ)
τό, Dim. of ῥάβδος,
A little rod or shoot, Thphr.HP3.17.6, Dsc.1.14; the wand of Hermes, Babr.117.9, Arr.Epict.3.20.12; ἀπὸ ῥαβδίου οἰακίζεσθαι, of horses, Str.17.3.7. b divining-rod, LXX Ez.21.21 (26)(cod. A). 2 barbel or filament appended to the lips of certain fishes, which are said ῥαβδεύεσθαι τοῖς ἐν τῷ στόματι, ἃ καλοῦσιν οἱ ἁλιεῖς ῥαβδία Arist.HA620b32. 3 iron stile, used in encaustic painting, Plu.2.568a, Ath.15.687b. 4 ῥαβδία ἀκοντίων perh. javelin shafts, BCH35.16 (Delian inventory). 5 teacher's pointer (or = ῥάβδος 1.7), Eudem. ap. Simp.in Ph.732.32. II = ἅλιμον, Ps.-Dsc.1.91.