ὀρχηστομανέω
From LSJ
ἐν πίθῳ τὴν κεραμείαν μανθάνειν → in breaking many pots, the potter learns his craft | of those who undertake the most difficult tasks without learning the elements of the art | don't run before you can walk
English (LSJ)
A to be dancing-mad, Id.Salt.85.
German (Pape)
[Seite 390] rasende Liebe zum Tanze, bes. zum pantomimischen haben, Luc. de salt. 85.