“No species remains constant: that great renovator of matter
Nature, endlessly fashions new forms from old: there’s nothing
in the whole universe that perishes, believe me; rather
it renews and varies its substance. What we describe as birth
is no more than incipient change from a prior state, while dying
is merely to quit it. Though the parts may be transported
hither and thither, the sum of all matter is constant.”
Nec species sua cuique manet, rerumque novatrix
ex aliis alias reparat natura figuras:
nec perit in toto quicquam, mihi credite, mundo,
sed variat faciemque novat, nascique vocatur
incipere esse aliud, quam quod fuit ante, morique
desinere illud idem. cum sint huc forsitan illa,
haec translata illuc, summa tamen omnia constant.
Nec species sua cuique manet, rerumque novatrix
ex aliis alias reparat natura figuras:
nec perit in toto quicquam, mihi credite, mundo,
sed variat faciemque novat, nascique vocatur
incipere esse aliud, quam quod fuit ante, morique
desinere illud idem. cum sint huc forsitan illa,
haec translata illuc, summa tamen omnia constant.
Book XV, 252–258 (as translated by Peter Green)
Metamorphoses (Transformations)