The ball being on the ground down and away from our eyeline entices golfers to come down steep in an effort to strike the ball. Visualizing chopping wood at waist high will encourage a truer arc of entry and exit.
Every club requires a correct angle of attack downwards or possibly upwards (with the driver). The simplest way to produce this is by utilizing a different stance width
Having the ability to shape the ball in different directions helps us navigate our way around the golf course and also avoid trouble. And it's easier than you think.
Gary Player wrote hundreds of articles for golf books and magazines. This is one of my favorites as it 100% implies the drill one release I teach golfers.