<正> After being laid off from five different jobs in fourmonths, Arnold was hired by a warehouse.But one day he lostcontrol of a forklift(铲车)and drove it off the loading dock(船坞,站台). Surveying the damage, the owner shook his headand said he’d have to withhold ten percent of Arnold’s wages topay for the repairs.“How much will it cost?”asked Arnold.“About $ 4500,”said the owner.“What a relief.”exclaimed Arnold.“I’ve finally got jobsecurity.”