before they could escape , i ambushed my words quickly , slapping the wet side of the mano down on the paper ; i pulled the mano back across the words and was gratified to see the offending paper arch up in agony ; then i shoved the mano forward , rasping it across the stone ; all it took was a couple quick swipes , carrying dribs of water from the puddle to make the job easier , and the stone pulverized my words .