"Well, if it's jam sandwiches, why not?" Isn't that where all jam sandwiches come from?
"Run away," Rincewind answers promptly. "Except when I can't," he adds, woebegone.
Rincewind gives Xel a look that translates as "DUH!" But he rubs his ear and gamely tries again. Hat on head on plate on line, head up, and watch those beach balls! It's a good thing there's no time limit, because it takes him almost twenty minutes to get through.