deem it necessary

deem it (to be) necessary

 and deem that it is necessary
to decide that something is necessary. Mary deemed that it was necessary to leave town that night. Lisa deemed it necessary to go home.
See also: necessary
References in classic literature ?
With these facts before him he did not deem it necessary that he should become feverish over the possibilities of the ensuing twenty-four hours.
Still she did not deem it necessary to conceal her employer's poverty, which was soon divulged to the porteress, and by her to the bourgeois.
Creede's ailment having no obvious relation to the interests of the better land he did not apparently deem it necessary to expound it on that demand; he said nothing--merely stared.
As he did not deem it necessary to add that two citizens, in the exercise of a freeman's franchise, had been supplementing their ballots with bullets, in front of an admiring crowd, they knew nothing of that accident that removed from Devil's Ford an entertaining stranger, who had only the night before partaken of their hospitality.
Make no mistake, the troops dispatched to Somalia will not be spoon-feeding starving infants; they will be brandishing their weapons and, when they deem it necessary, firing them.
That's because it's those who have been around the game and make it their livelihood know better how to interpret on-ice activity, police their own and dish out fitting penalties, whether or not the local Barney Fifes deem it necessary to butt in with subpoenas a blazin'.
Allow the President to invade a neighboring nation whenever he shall deem it necessary to repel an invasion and you allow him to do so whenever he shall choose to say he deems it necessary for such purpose.
Overtime should be approved by the managing agent who will deem it necessary only in emergency situations.