Adding to the misery were chronic allergies that plagued him with a permanently stuffy nose, robbing him of sleep. Then one day he remembered what Li Yu wrote in Young at Heart: "To become old at heart is to lose your real heart.
作家李漁在〈童心說〉一文中寫道：「失卻童心，便失卻真心，失卻真心，便失卻真人。」