Esther tosses down the rope. "This is too complicated," she laments. "I've never been good with string."
"Why don't we try a simpler one?" Beth asks, flipping through the pages of the book. She points at a very simple-looking tie. "What about this one?"
Five minutes later, Esther flops onto her back. "I give up," she says. "You try."
Within minutes, Beth has executed a flawless tie.