Children intuitively grasp one cosmic truth that eludes most adults: It’s all just a game—a big, marvelous game. In the popular children’s book Harold and the Purple Crayon, the four-year-old protagonist has the power to create things just by drawing them. There’s no path to walk on, so he draws a path. There’s no moon to light his path, so he draws the moon. There are no trees to climb on, so he draws an apple tree. Throughout the story, his imagination brings things into existence.17
