"I saw a ghost, Mommy!" Katrina said, "but I couldn't walk through it. It would float away before I could touch it." She paused. "Why did the ghost run away from me, Mommy?"

She stared up, with her big brown questioning eyes. Mommy always told her the truth when she looked up at her. It made Mommy feel guilty, and made Katrina trust her a little bit more every day.

"You didn't see a ghost, baby. Ghosts aren't real."