how the Bitter are corrected into
sourish, and the sourish into Sweet,
and the Sharp into Gentle, and
the Gentle into Sharp; and the
Acid into Sweet, and the Sweet
into Acid. Also this Laudable
Medicine of Philosophers, according
to my understanding, cannot
prolong Life, beyond the term
prefixed from above, but only
preserve from the Effect of all
Venimous, or otherwise mortiferous
Diseases: and so it is certainly
true, as is commonly believed,
that the prolongation of Humane
Life depends, on the Will of the
Omnipotent God only. But, omitting
these, I would here ask this
one Question. Whether by the
use of this Universal Medicine,
the pristine Nature of Man may be
converted into New, so as a Slothful
Man may degenerate into a
Diligent, or stirring Man, and a
Man, who before was by Nature
Melancholy and Sad, afterward
became Jovial, Chearful, and full
of Joy, or like alterations, reformations,
permutations, or vicissitudes
happen in the Nature of