[Renoir]

First try middling the sheet, put it through the clew and simply run the two ends through the resulting loop. Notice that you don't really have a problem with the lines moving in the clew once it is drawn up. You may prefer this method to spending money and whistling through what was once your front teeth that could have been knocked out by that piece of shackle snapping in the wind as you went forward to douse the sail in too heavy a wind.