ἐπέμψατε ἀγγέλους τοῖς ἀλλήλοις ὥστε ἔγνωτε τὸν κίνδυνον → you sent messengers to one another so that you knew the danger
subs.
Lightness: P. κουφότης, ἡ, ἐλαφρότης, ἡ. Quickness: P. ταχύτης, ἡ.