"Sleepyhead," Jane called as she saw him. "It's nearly nine o'clock."

"Middle of the night," he said.

"Dad and Mom have been up for hours."

"And you?"

"Positively minutes." Jane came to him, face upraised. He kissed her and momentarily forgot his troubles.

But it all ended too soon. Breakfast was leisurely, and then they were off, back to Merion.

They arrived at the laboratory in an hour, and then the bustle of activity herded Dave's introspective feelings out of his mind.

He discovered that the night of relaxation had sharpened his mind. He ran through the program once more in the remote lab, and then they announced that he was ready to try the real thing.

Dave went to the jeep. Jane followed.

"Dave—be careful."