"You needn't be. I'm going. I'll say good-by, in your custom, and thank you for the hospitality and pleasures your world has given me. And I suppose I must thank Mersey for the warning of doom he's unknowingly given my people, poor man. I hope you can help him."
"I'll try," said Dr. Cloyd, "though I must say you've complicated the diagnosis considerably."
"Good-by. I won't be back, I promise you."
"I believe you," said the doctor. "Good-by."
Mersey slumped back on the couch. He looked up at the ceiling, vacantly.
or a long time there was no sound in the room.
Then the doctor said: "Mersey."
There was no answer. The man continued to lie there motionless, breathing normally, looking at the ceiling.