"... For instance putting wooden blocks from one box to another, then putting them back to the original box, back and forth, back and forth etc., is a fine example of meaningless work. Or digging a hole, then covering it is another example. Filing letters in a filing cabinet could be considered meaningless work, only if one were not considered a secretary, and if one scattered the file on the floor periodically so that one didn't get any feeling of accomplishment. ..."