She needed food: she needed sleep.

Of food she would find plenty, she was sure; but sleep! How could she sleep, with the promise of the morrow before her?
Yet she must; everything depended upon her strength.

How could she win that rest which alone would secure it.
Pausing in the midst of the hall whither her restless thought had driven her, she stared in a fruitless inquiry at the wall confronting her.

Her mind, like her feet, was at a standstill.

She could neither think nor act.