Sometimes it is unfortunately needed to use the lawnmower.
This time when I was nearly finish – I needed to visit the mens room, and when I came back my 5 year old son was sitting with a regular pair of scissorscutting the grass. I started the lawnmower again, and just when I was about to cut the grass my son shouted STOP STOP STOOOOOOOOOOOOOOP – Don’t destroy my picture!!!.
After understanding why, I finished the job: