A WAITER WALKS UP TO A CUSTOMER'S TABLE WITH THE FOOD. THE CUSTOMER IMMMEDIATELY NOTICES THAT THE WAITER HAS HIS THUMB SMASHING DOWN ON THE EDGE OF THE CUSTOMER'S STEAK. "WHY DO YOU HAVE YOUR THUMB IN MY STEAK?" ASKS THE CUSTOMER. WITHOUT HESITATION THE WAITER CALMLY REPLIES: "BECAUSE SIR, I DID NOT WANT IT TO FALL OFF OF THE PLATE AGAIN."