THE HOUSE IN THE BLUFFS The cleft in the bluff was both narrow and steep, but it gave them passage.

At the upper end Natalie's reserve strength suddenly deserted her, and she sank down on the grass, labouring for breath, feeling unable to advance a step farther.

The days and nights of excitement, coupled with lack of food and sleep, had left her physically weakened; now suddenly, even her will and courage both gave away.
"No, it is nothing," she explained in a whisper.

"I am just completely tired out, I guess.

You go on, Matt, and find some place of shelter.
Leave me to lie here; I'll not move, and you can find me easily.