“Been where?”

“On the moon.”

“Two earthly days, perhaps.”

“More nearly ten. Do you know, the sun is past its zenith, and sinking in the west. In four days’ time or less it will be night.”

“But⁠—we’ve only eaten once!”

“I know that. And⁠—But there are the stars!”

“But why should time seem different because we are on a smaller planet?”

“I don’t know. There it is!”

“How does one tell time?”