When I was a young boy, my mom warned me that I should never play with fire. Yet one day I decided to see what would happen if I did. Taking a book of matches and some paper, I went out into the backyard to experiment. With heart beating fast, I knelt on the ground, struck the match, and set the paper aflame.

Suddenly I saw my mother approaching. Not wanting to get caught, I put my legs over the flames to hide what I was doing. But Mom shouted, “Denny, move your legs! There’s a fire underneath them!” Fortunately, I…