"To engage with pigs on the farm, it is necessary to go to the pig pen. Once you are there, however, it is not necessary to participate in what they do. You can help them without partaking in the slop."
"Work slowly and methodically. If you get in a hurry, you're liable to make a mistake. You won't get your task done any faster even if you're in a rush."
Author unknown. A version of the saying first appeared in the 16th century. These "sayings," unless attributed to sources, occurred to me at random times over the years.