Paul-Alexandre Dulard was an eighteenth-century literary figure keenly interested in the science of his time and theology. He poetically blended tohether these two interests in his poetic work, The grandeur of God in the marvels of nature, where, as presented in this article, he addressed in the spirit of the then popular physico-theology the problem of the existence of God: the harmonious makeup of the universe points directly to its divine Designer. He also addressed the problem of theodicy by using the orderliness of the universe is explaining the existence of what is deemed to be evil. Finally, Dulard discussed the immortality of the soul as indicated by the desire of happiness which cannot be fulfilled in this world.