Burns' Hog-Weighing Method: (1) Get a perfectly symmetrical plank and balance it across a sawhorse. (2) Put the hog on one end of the plank. (3) Pile rocks on the other end until the plank is again perfectly balanced. (4) Carefully guess the weight of the rocks.
John Barleycorn was a hero bold, Of noble enterprise, For if you do but taste his blood, 'Twill make your courage rise, Twill make a man forget his wo; 'Twill heighten all his joy.
Never generally means "at no point in time." The term comes from the words 'no' and 'ever', meaning that something is not ever going to happen. Sourced