"I wish you'd tell me why this rock is so special," Tim said. Suddenly, the rock began to glow, causing Tim to shut his eyes. When he opened them, Jon immediately began to talk in a monotone voice, which was very unlike him.
"It's a magic stone that grants wishes."
"Wishes? You're joking." He looked down at the plain-looking stone and said "If this thing can really grant wishes, then I wish ..."