 What happens when Rikud grows violent when the others don't believe him.
But ever since the engines somewhere in the rear of the world had changed their tone, from the steady whining Rikud had heard all twenty-five years of his life, to the sullen roar that came to his ears now, the feelings had grown. Much of this Rikud could not understand, but he knew enough to realize that the reading machine had sided with the people against the elders, and it said the people had won. "Variability," he told them, "is a contradictory term. For a whole week that view did not change, and Rikud had come to accept it as fact. And when Chuls looked away in disinterest, Rikud became angry.
 They all start to do it, because they've never seen violence before and don't understand it.
 They start grabbing at one another to deescalate the situation.  They all start to do it, because they've never seen violence before and don't understand it.  Confusion breaks out.  Everyone grows fearful and watches what Rikud does.