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reached, and has never come into those lands.
It is better, however, to travel to the mountains oneself and dwell near the mine mine (German: Bergwerck) for a while. In this way, one does not need to rely on the reports of others through hearsay, nor see through another’s eyes, nor depend on someone else's reasoning original: rasion and good judgment. For it is no simple matter, but rather a difficult thing, to speak and conclude anything rightly concerning the generation original: Gebehrung of metals. Minds and natural talents original Latin: Ingenia are of many kinds, and one person always perceives a bit more than another. Not everything rests upon theoretical speculation; one must also be instructed and convinced by the facts original Latin: de facto—meaning through practical evidence or reality.
Just as the learned astrono-