beasts, and fishes, to form a composition, for smell and taste, the most abominable, nauseous, and detestable, they can possibly contrive, which the stomach immediately rejects with loathing, and this they call a vomit; or else, from the same store-house, with some other poisonous additions, they command us to take in at the orifice above or below (just as the physician then happens to be disposed) a medicine equally annoying and disgustful to the bowels; which, relaxing the belly, drives down all before it; and this they call a purge, or a clyster. For nature (as the physicians allege) having intended the superior anterior orifice only for the intromission of solids and liquids, and the inferior posterior for ejection, these artists ingeniously considering that in all diseases nature is forced out of her seat, therefore, to replace her in