A year or so later, in August of 1982, I discovered the principle expounded in this book. This eventually became known as a teaching called, “Hell’s Best Kept Secret.”1 On the March 24, 1984, as I waited to take off in an airplane, I noticed that someone had left a small scrap of paper sitting precariously at the top of the seat pocket. They had obviously removed a newspaper from the pocket, and the small portion had ripped off and remained there. As I leaned forward and took hold of the two-inch-square