He was pinched perspinngly in the epistemological dilemma of the skeptic, unable to accept solutions to problems he was unwilling to dismiss as unsolvable.
He stepped into the briefing room with mixed emotions, uncertain how he was supposed to feel about Kraft and the others, for they had all died in the distance of a mute and secluded agony at a moment when he was up to his own ass in the same vile, excruciating dilemma of duty and damnation.
There are no more uses of "dilemma" in the book.
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It is an ethical dilemma.
Perhaps there is a way out of our present dilemma.