"I don't know. I might overtake—and then not want the trick when I get it. Or I might want the trick—and then not be able to overtake."

"Certainly, you might—but you have to risk something in the game; and you're a good gambler, Sheldon—or you used to be. Have you lost your nerve?"

"I'm older!" he replied.

"Three years!" she smiled. "Moreover, I understood that the race is on."

"Not exactly—I'm just trailing—keeping the field in view."

"Rather full view, isn't it?"

"Well, I don't require a glass," he admitted.

"You're lying back until you're sure what you want, and see a chance to get it?" she said.

"That is too comprehensive," he replied. "At present I'm simply looking on—and being entertained."