Aministertoldhiscongregation,"NextweekIplantopreachaboutthesinoflying.Tohelpyouunderstandmysermon,IwantyoualltoreadMark17."ThefollowingSunday,ashepreparedtodeliverhissermon,theministeraskedforashowofhands.HewantedtoknowhowmanyhadreadMark17.Everyhandwentup.Theministersmiledandsaid,"Markhasonlysixteenchapters.Iwillnowproceedwithmysermononthesinoflying."