If we come here without fear of being turned out (as was threatened just now) because of the imperative tone of our demand, and the unseemliness of such a visit at this late hour (though it was not late when we arrived, we were kept waiting in your anteroom), if, I say, we came in without fear, it is just because we expected to find you a man of sense; I mean, a man of honour and conscience.
There are no more uses of "imperative" in the book.
Show samples from other sources
I’m hoping to be able to reveal this to my father soon enough, but, for tonight, discretion is imperative."
Kiera Cass -- The One
The evolutionary imperative that drove them to live in groups was the opportunity to kill them by the billions.