You will do this on a diet of food not fit for human consumption. The malnutrition will cause you to lose teeth, thus making eating harder. Silver lining: you can sell the teeth to a dentures maker.
Now pick 300 pounds of that per day, every day, in the Alabama heat. If you fail, you will be whipped. Keep in mind that the tip of a whip breaks the sound barrier (hence the cracking sound) so the feeling is not unlike being shot. Now pick 300 pounds again.