PATRICIA DREAMED SHE got lost in the woods, like she had when she was a girl. Stubbing her toes on roots, skidding on dead leaves, feeling transported by the cavelike scent of damp earth. Clouds of insects in her eyes, and up her nose. She laughed so hard she snorted dead bugs, for joy at being out of the city at last. And then she wandered into a clot of thornbushes, which tore at her skin and clutched so hard she couldn’t go forward or backward without shredding, and her giddiness turned to anxiety, because what if people needed her help?