“Good! A method can be used without physicians, gold, or magic,Go out into the open fieldand start to dig and cultivate;keep your body and your spiritin a humble and restricted sphere, sustain yourself by simple fare,live with your herd and spread your own manureon land from which you reap your nourishment.Believe me, that's the best procedureto keep your youth for eighty years or more.”

Source: Wikiquote