neatly
From LSJ
τούτου δὲ συμβαίνοντος ἀναγκαῖον γίγνεσθαι πάροδον καὶ τροπὰς τῶν ἐνδεδεμένων ἄστρων → but if this were so, there would have to be passings and turnings of the fixed stars
in an orderly way: Ar. and P. κοσμίως.
cleverly: Ar. and P. κομψῶς, P. χαριέντως.