be of the essence

to be the most important thing for achieving success Time is of the essence because the building must be completed by June. For successful military strategy, secrecy is of the essence.

Common Names:

Name	Pronounced	Usage
Dezirinda	de-zee-REEN-dah	Esperanto
Gene	JEEN	English
Jaycob	JAY-kəb	English (Rare)
Armistead	['a:misted]
Dilshad	-	Persian
Tlaloc	TLAH-lok	Aztec and Toltec Mythology