With the Justivac, all things are equal and fair, logical and accurate. With the Justivac, beings no longer depend on the whimsy of other beings. With the Justivac, thinking is obsolete.
But for two courageous people on Pulsar 143, rule by machine was just another form of enslavement. They yearned to be free. And so they became revolutionaries, insurgents against the most nearly perfect society in the history of mankind. For the freedom to act out of passion. And to be wrong.