ThewordsweresofaintlyprintedthatitwasnotsurprisingthatI
hadnotnoticedthematfirst。Pughexplained。
“Iobservedthatboxonatrayoutsideasecond-handfurnitureshop。Itstruckmyeye。Itookitup。Iexaminedit。Iinquiredoftheproprietoroftheshopinwhatthepuzzlelay。Herepliedthatthatwasmorethanhecouldtellme。Hehimselfhadmadeseveralattemptstoopenthebox，andallofthemhadfailed。I
purchasedit。Itookithome。Ihavetried，andIhavefailed。I
amaware，Tress，ofhowyouprideyourselfuponyouringenuity。I