The IRA had a manual, and its first rule was a paradox
A phrase from a paramilitary training booklet became the title of one of the decade's best history books, for a reason.
"Whatever you say, say nothing." The line comes from the Green Book, the induction manual the IRA gave new recruits, instructing them how to talk to outsiders, police, even family, without ever actually saying anything. Say enough to seem normal. Say nothing that could ever be used.
Seamus Heaney had already borrowed the phrase for a 1975 poem about the numbing, watchful quiet of Troubles-era Belfast, where religion itself went unmentioned in casual conversation because mentioning it was a kind of exposure. Patrick Radden Keefe later clipped it for the title of Say Nothing, his book about the 1972 disappearance of Jean McConville, a Belfast widow abducted from her ten children and murdered by the IRA on suspicion of informing.
What Keefe traces isn't just one killing. It's how an entire community's survival mechanism, silence, discipline, the refusal to say, outlived the war that required it, and then had to be broken open decades later by people who'd spent their whole lives being good at exactly what they'd been trained to do: nothing.