εἰ δὲ τύχῃ τις ἔρδων, μελίφρον' αἰτίαν ῥοαῖσι Μοισᾶν ἐνέβαλε → if someone is successful in his deeds, he casts a cause for sweet thoughts into the streams of the Muses
σφαιροκύλῑσις: ἡ, ἡ κυκλικὴ τῶν σφαιρῶν κίνησις, Καισαρίου Ζητ. 36.