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To the Honorable

and Highly Learned Gentlemen, Joa-

chim Tanck, Doctor of both Medicines
original: "utriusque Medicinae." This title refers to a doctorate in both theoretical and practical medicine, or alternatively, medicine and surgery.
and Professor of the laudable
University of Leipzig. And to Master
Johann Hartmann, Professor,
Mathematician, and Physician of the also
laudable high schools term: High schools: In this period, "Hohe Schulen" (Latin: Academia) referred to universities. in Marburg
in Hesse.

Honorable, Highly Learned Gentlemen: It is an old, yet good proverb, that one should keep secret the mysteries and counsels of Kings and Princes, but one should make known God’s kindnesses to all the world, so as to recognize His wonders, which otherwise nature through simplicity The author suggests that without the "art" of alchemy or study, nature's secrets remain hidden behind a facade of simple appearances. holds back, and thus remains stuck in ignorance,