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ful Physicians by any Examples or Histories produced to favour a novel Doctrine, and serve an Hypothesis. If Physicians would have Patience and wait on Nature’s Steps, and not run before and precipitate her Operations and disturb her Intentions, I am very confident they would see more recover this Way, than they pretend are restored by purging Medicines. Nature her self often works out her own Deliverance when guided and led, and not driven: She will turn, and wind, and shift in many surprising Ways to save Life, and escape the Enemy. At first she drives to free her self from the putrid Matter of the Disease, by excluding and lodging it in the Skin; and when this does not prove a sufficient Separation, but still many corrupt or mortified Parts remain in the Blood, to supply the Defeat of the first Expulsion, she opens the Sluices of the Mouth, and lets through a Torrent of Serum by Salivation; but if this Attempt is not so successful as to expel the whole Putrefaction, she has recourse to the Strainers of the Kidneys, and by them excludes the putrid Remains in plenty of Urine; and even after this, sometimes her work is still unfinished, and the Blood is not entirely depurated, but remains in part impure and unrefined; and then Nature is put to hard and uncommon Shifts to extricate her self from her Difficulties, by excluding the poisonous Particles not yet separated from the Blood by all her former En-

deavours