[Divers traitez de la philosophie naturelle]

all investigators of the Art, that the foundation of this Art, for which everyone thinks, is but one thing which is the highest that nature is, to the wise; but to the fools it is the vilest of all things: You are well cursed you who are fools; I swear to you if the Kings knew it, never would anyone come to it.

PYTHAGORAS says, Name it. And he says, it is very sour vinegar, which makes the body be black, white, and red, and of all colors, and converts the body into spirit. And know that if you put the body on the fire without vinegar, it burns itself and corrupts: and know that the first humor is cold. Keep then the fire at