An onlooker was amazed at their hard work, but couldn’t understand what they were doing. So he asked the hole digger, “I appreciate the effort you are putting into your work, but what’s the story? You dig a hole and your partner follows behind and fills it up again.”
The hole digger wiped his brow and sighed, “Well, normally we are a three man team, but the guy who plants the trees is sick today.”