AN ACCOUNT OF GENII Genii: The plural of "genius." In Roman mythology, a genius was a protective spirit believed to be assigned to every person at birth to guide them through life.,

OR FAMILIAR SPIRITS,

who are said to accompany people in this life, etc.

CHAPTER I.

What the ancients understood these Genii—who are said to accompany people—to be, regarding their nature and duties original: "offices"; here meaning their functions or roles..

Having undertaken to write a treatise original: "Tract" concerning the Genii who are said to accompany people during this life, I believe it is appropriate for me, first of all, to explain what the ancients understood those Genii to be, in terms of their nature and duties.