Johnny's teeth flashed behind the face-plate. He clicked his heels and bowed stiffly from the waist, in a fine burlesque of an ancient courtier. He stalked past Hoskins and punched the button which controlled the airlock.

They waited. Nothing.

Johnny frowned, jabbed the button again. And again. The Captain started to speak, then fell watchfully silent. Johnny reached toward the button, touched it, then struck it savagely. He stepped back then, one foot striking the other like that of a clumsy child. He turned partially to the others. In his voice, as it came from the speaker across the room, was a deep amazement that rang like the opening chords of a prophetic and gloomy symphony.

He said, "The port won't open."

II

The extremes of mysticism and of pragmatism have their own expressions of worship. Each has its form, and the difference between them is the difference between deus ex machina and deus machina est.

—E. Hunter Waldo

"Of course it will open," said Hoskins. He strode past the stunned pilot and confidently palmed the control.

The port didn't open.

Hoskins said, "Hm?" as if he had been asked an inaudible question, and tried again. Nothing happened. "Skipper," he said over his shoulder, "Have a quick look at the meters behind you there. Are we getting auxiliary power?"