"But there's an easier way," the controller cried. "I've been
suggesting it all along. Let's attempt the trial and error method. We
instigate a series of changes at once and see whether or not the future
line is shifted. Sooner or later we're bound to strike something."
"Impossible," Groating said. "You're suggesting the end of Stability.
No civilization is worth saving if it must buy salvation at the price
of its principles."