Dot and Tot of Merryland by L. Frank Baum

It was morning, and the sun shone as brightly as it had every day since they came to Merryland; yet the stillness of the Seventh Valley was so intense that the children became sober the moment they entered it, and even the smile upon the little Queen's wax face looked strained and out of place.

"The people here are either asleep, like the dolls, or run down, like the animals," said Dot, sinking her voice to a whisper.