"Yes," said Marcia, "but usefulness has limits. Time comes when wine jars need resealing, else the wine spills. Galen, go in and see the emperor."

Galen shook his head.

"He is a sick man," said Marcia. "I think he has a fever."

Galen shook his head again.

"I will not have it said I poisoned him."

"Nonsense! Who knows that you mixed any poison?"

"Sextus, for one," Galen answered.

"Dea dia! There you are!" said Marcia. "I tell you, Pertinax, your Sextus may prove to be another Livius! He has been as ubiquitous as the plague. He knows everything. What if he should turn around and secure himself and his estates by telling Commodus all he knows? It was you who trusted Livius. Do you never learn by your mistakes?"

"We don't know yet what Livius has told," said Pertinax. "If he had been tortured—but he was not. Commodus slew him with his own hand. I know that is true; it was told me by the steward of the bedchamber, who saw it, and who helped to dispose of the body. Commodus swore that such a creeping spy as Livius, who could be true to nobody but scribbled, scribbled, scribbled in a journal all the scandal he could learn in order to betray anybody when it suited him, was unfit to live. I take that for a sign that Commodus has had a change of heart. It was a manly thing to slay that wretch."

"He will have a change of governors of Rome before the day dawns!" Marcia retorted. "If it weren't that he might change his mistress at the same time—"