He respected the power of faith, the benevolence of churches, the strength religion gave so many people …. and yet, for him, the intellectual suspension of disbelief that was imperative if one were truly going to "believe" had always proved too big an obstacle for his academic mind.
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.