• Shakespeare, in the “Additional Poems to Chester’s Love’s Martyrs,” Knight’s Shakespeare, VII 193, speaks of “Two distincts, division none”; and continues:⁠— “Property was thus appalled That the self was not the same, Single nature’s double name Neither two nor one was called. “Reason, in itself confounded, Saw division grow together; To themselves yet either neither, Simple were so well compounded.” ↩
• This black serpent is Guercio Cavalcanti, who changes form with Buoso degli Abati. ↩