Oh! speculators on perpetual motion how many vain projects of the like character you have created! Go and be the companions of the searchers for gold. [Footnote: Another short passage in MS. I, referring also to speculators, is given by LIBRI (Hist, des Sciences math. III, 228): Sicche voi speculatori non vi fidate delli autori che anno sol col immaginatione voluto farsi interpreti tra la natura e l'omo, ma sol di quelli che non coi cienni della natura, ma cogli effetti delle sue esperienze anno esercitati i loro ingegni.]
Against alchemists (1207. 1208).
1207.
The false interpreters of nature declare that quicksilver is the common seed of every metal, not remembering that nature varies the seed according to the variety of the things she desires to produce in the world.
1208.
And many have made a trade of delusions and false miracles, deceiving the stupid multitude.
Against friars.
1209.
Pharisees—that is to say, friars.
[Footnote: Compare No. 837, 11. 54-57, No. 1296 (p. 363 and 364), and No. 1305 (p. 370).]