10 Lucretius, De rerum natura, Book II (333–580)

Module Introduction: The Enduring “Magic” of Lucretius

The study of Titus Lucretius Carus offers a unique vantage point into the ancient intersection of poetic mastery and scientific speculation. For the modern student, Lucretius serves as an independent thinker who imagined the world through a lens of “lively senses and reasoning.” In Book II, Lucretius moves from the existence of atoms to their specific properties—primarily their infinite variety of shapes. It is here that we see what Albert Einstein described as the “magic” of the poem: the “firm confidence” in the causal connectedness of the world. By arguing that the diverse physical properties of matter (the smoothness of honey versus the bitterness of wormwood) arise from the geometric-mechanical shapes of atoms, Lucretius bridges the gap between the invisible and the perceptible.

This module provides the text as established by Hermann Diels, whose work remains a pinnacle of classical philology. The transmission of this text is a story of historical survival, famously encapsulated by the 1515 Aldine edition—a book that David Attenborough identifies as one of his most precious, representing the moment Lucretian thought was democratized through the “elegant italic script” of early modern printing.

Albert Einstein “For anyone who is not completely submerged in the spirit of our age, who feels instead like a spectator as the world goes past him, especially, from time to time, vis-à-vis the intellectual attitudes of his contemporaries—on him will Lucretius’s poem work its magic… The firm confidence that Lucretius, as a faithful disciple of Democritus and Epicurus, places in the intelligibility, in other words, in the causal connectedness of everything that happens in the world, must make a profound impression.”

Sir David Attenborough “One of my most precious books is Lucretius. It was published in Venice in 1515 by Aldus Manutius, who was a Venice printer who published the equivalent of Penguin in paperbacks. All great classical authors, or most of them, were published by Aldus Manutius in a small book in a wonderfully elegant italic script typeface.”

Editorial Note: The Diels Tradition

This module utilizes the Latin text established by Hermann Diels (1848–1922). Diels was a preeminent classical philologist whose annotated edition of De rerum natura was published posthumously in 1923, followed by his translation in 1924, under the editorship of Johannes Mewaldt. This edition is noted for its rigor and its attempt to reflect the archaic flavor of Lucretius’s original Latin. Consequently, the text presented here preserves Diels’ specific orthography, including the use of “u” for “v” (e.g., uaria for varia) and the retention of archaic genitive endings such as “-ai.”

DE FIGVRA ATOMORVM (Lines 333–521)

INTER SE SIMILIA INFINITA ESSE (Lines 522–580)

Critical Apparatus

Testimonia (Ancient Citations)

• No specific testimonia for the precise range of Book II, lines 333–580 are recorded in the Diels tradition. Ancient citations typically focus on the poem’s opening (the Hymn to Venus) or its general philosophical merits, as seen in the general testimonials from Cicero, Ovid, and Vitruvius.

Codices (Primary Manuscripts)

The following manuscripts are the primary witnesses for the text of Book II within the requested range:

• O (Oblongus): A 9th-century manuscript from the school of Alcuin. It remains the most authoritative witness for the entire section of Book II (333–580).
• Q (Quadratus): A 9th-century manuscript from the monastery of St. Bertin. It is a secondary authority but essential for verifying the archetypal tradition.
• G (Gottorpienses): This fragment of eight leaves contains the beginning of the poem through Book II, line 456. Consequently, it is an active and critical witness for the first portion of this module (II. 333–456) but ceases to be available for the latter portion.
• V (Vindobonenses): These fragments are not active witnesses for this module, as the Vindobonensis tradition for Book II only begins at line 642.

Student Navigation & Attribution

Source Text Citation: T. Lucreti Cari De rerum natura libri sex, recensuit, emendauit, suppleuit Hermannus Diels, Berolini, 1923.

This module was prepared by synthesizing the critical editorial traditions of Hermann Diels with modern historical and scientific perspectives. The Latin text employs Diels’ conservative orthography to assist students in recognizing the linguistic antiquity of the Epicurean tradition.