On the Nature of Things — De Rerum Natura

The Lost Poem

Lucretius’s poem was known in antiquity, cited by Cicero and Virgil, and then essentially disappeared for fourteen centuries. A single manuscript was found in a monastery in 1417 by the papal secretary and book-hunter Poggio Bracciolini. The recovery of the poem — as Stephen Greenblatt argued in The Swerve — reintroduced into European thought a coherent materialist, atheist account of the universe at the moment when such accounts could begin to be taken seriously.

Whether or not the poem triggered the Renaissance, it is one of the most remarkable texts in any tradition: a rigorous philosophical argument for Epicurean atomism written in Latin hexameters of sustained beauty, covering physics, cosmology, biology, psychology, and the theory of sensation in six books.

The Argument Against Fear

The poem’s emotional centre is the argument that religion produces fear and that fear of death is irrational. The argument: after death, there is no one to suffer the absence of life, just as before birth there was no one to suffer non-existence. We do not mourn the time before our birth; we should not fear the time after our death.

What Distinguishes This Book

Among the qualities that set On the Nature of Things apart: The argument for materialist atomism is made with genuine philosophical rigour and extraordinary poetic skill simultaneously; The passages on death — arguing that the fear of death is irrational because after death there is no one to experience loss — remain among the most persuasive in any philosophical tradition; and The poem’s opening hymn to Venus is among the most beautiful passages in Latin poetry. These strengths are evident from the first pages and sustain across the whole work.

Core Ideas

The central arguments the book develops are worth summarising. Lucretius argues that the universe consists of atoms and void — everything else is a combination of these two things, including the soul, which dissolves at death. The famous argument against fearing death: death is nothing to us, because when death is present we no longer are — and before birth we felt no distress at our non-existence. Religion is not comfort but fear — and fear produces more cruelty (the sacrifice of Iphigenia) than comfort. These ideas are grounded in evidence and example rather than speculation, which distinguishes this book from comparable titles that rely on anecdote alone.

Why It Endures

On the Nature of Things belongs to the literary canon for reasons that become clear on reading. Lucretius’s command of the form was exceptional for their era and remains impressive today. The social observation is precise, the characterisation is economical, and the underlying moral intelligence is never heavy-handed. These are the properties that separate enduring literature from period curiosity.

Limitations

The atomist physics has been superseded — modern readers must translate the material claims into their equivalent rather than taking them literally. The poem is unfinished — Books V and VI are less polished than the earlier books. These are worth knowing before starting, though they are unlikely to diminish the experience for the readers the book is written for.

Who This Is For

Readers interested in ancient philosophy, the history of materialist and atheist thought, and anyone who wants to read philosophical argument at its most poetically ambitious.

Our rating: 4.2/5 — Ancient materialism in sublime verse — the argument against fear of death, still powerful after two millennia.

Reading Guides

• The Aeneid by Virgil — Full Review
• Meditations by Marcus Aurelius — Full Review

Rediscovery, Scientific Influence, and Greenblatt’s Account

De Rerum Natura was composed c. 55–50 BCE. A single manuscript copy survived through the early medieval period in a German monastery; in January 1417 the Florentine humanist and papal secretary Poggio Bracciolini found it at the monastery of Fulda (or possibly Murbach) during a book-hunting expedition. Stephen Greenblatt’s The Swerve: How the World Became Modern (2011), which examined this rediscovery and its intellectual consequences, won the Pulitzer Prize for General Nonfiction and the National Book Award in 2012, bringing Lucretius to a wide contemporary readership.

Lucretius’s central arguments — that matter consists of indestructible atoms moving through void, that the gods exist but take no interest in human affairs, and that the soul is material and dies with the body, making death “nothing to us” since death is the absence of sensation — influenced the development of scientific materialism from the Renaissance onwards. Montaigne read De Rerum Natura extensively; Pierre Gassendi’s revival of Epicurean atomism in the 17th century drew on it directly; Isaac Newton’s conception of atoms and void owes something to the tradition Lucretius preserved.

Thomas Jefferson owned five Latin editions and one English translation of the poem. The Epicurean ethics of De Rerum Natura — particularly the pursuit of ataraxia (tranquility) rather than pleasure or power, and the understanding of happiness as the removal of suffering rather than the accumulation of goods — have been identified in the phrasing of the Declaration of Independence’s “pursuit of happiness.” Whether Jefferson consciously drew on Lucretius or absorbed the influence through intermediary sources is debated, but his Epicurean self-description is well documented.

Influence on Jefferson and the Enlightenment

Thomas Jefferson owned five Latin editions and one English translation of De Rerum Natura; his letters describe the Epicurean ethics of the poem as the closest approximation to his own moral philosophy. Stephen Greenblatt’s argument in The Swerve (2011) — that Poggio’s 1417 rediscovery of the manuscript contributed to the secularization of European thought and ultimately to the Enlightenment — has been criticized by scholars who argue the influence was more diffuse and slower-moving, but the book’s commercial success re-established Lucretius as a figure of general cultural interest.