The Nature of Things
Titus Lucretius Carus was not religious in the usual sense of the word, and yet he opens De Rerum Natura
with an invocation to Venus, whom Lucretius addresses as an allegorical representation of the reproductive power. (from the Wiki)
Spring is nearly here and it seems that Lucretius, much like myself, is sometimes in it for the metaphor: Read more about The Nature of Things