Oil lubricates the pistons and the pistons power the entire machine. You put the oil on your mouth, you put it on your phiz, pistons, limbs and wherever you don't have enough lubrication on.
There's no hidden philosophy behind this one. Apply just a few drops on your shaved or trimmed, but still wild, bearish face - not too much as the falling chestnuts and chestickles will cling to you getting all sticky, unless you like getting busted.
Sometimes just a drop is enough to blank out your memory. On other occasions, this same drop can bring new life into being.
Wild nature right under your nose? You don't have to drop everything and go to the Bieszczady Mountains.