THE CAVE OF DEMOGORGON. by Percy Bysshe Shelley: Summary, Meaning & Analysis
This scene from Shelley's verse drama *Prometheus Unbound* features Asia and Panthea as they descend into the cave of Demogorgon, a mysterious and all-knowing entity.
The poem
ASIA AND PANTHEA. PANTHEA: What veiled form sits on that ebon throne? ASIA: The veil has fallen. PANTHEA: I see a mighty darkness Filling the seat of power, and rays of gloom Dart round, as light from the meridian sun. —Ungazed upon and shapeless; neither limb, _5 Nor form, nor outline; yet we feel it is A living Spirit. DEMOGORGON: Ask what thou wouldst know. ASIA: What canst thou tell? DEMOGORGON: All things thou dar’st demand. ASIA: Who made the living world? DEMOGORGON: God. ASIA: Who made all That it contains? thought, passion, reason, will, _10 Imagination? DEMOGORGON: God: Almighty God. ASIA: Who made that sense which, when the winds of Spring In rarest visitation, or the voice Of one beloved heard in youth alone, Fills the faint eyes with falling tears which dim _15 The radiant looks of unbewailing flowers, And leaves this peopled earth a solitude When it returns no more? DEMOGORGON: Merciful God. ASIA: And who made terror, madness, crime, remorse, Which from the links of the great chain of things, _20 To every thought within the mind of man Sway and drag heavily, and each one reels Under the load towards the pit of death; Abandoned hope, and love that turns to hate; And self-contempt, bitterer to drink than blood; _25 Pain, whose unheeded and familiar speech Is howling, and keen shrieks, day after day; And Hell, or the sharp fear of Hell? DEMOGORGON: He reigns. ASIA: Utter his name: a world pining in pain Asks but his name: curses shall drag him down. _30 DEMOGORGON: He reigns. ASIA: I feel, I know it: who? DEMOGORGON: He reigns. ASIA: Who reigns? There was the Heaven and Earth at first, And Light and Love; then Saturn, from whose throne Time fell, an envious shadow: such the state Of the earth’s primal spirits beneath his sway, _35 As the calm joy of flowers and living leaves Before the wind or sun has withered them And semivital worms; but he refused The birthright of their being, knowledge, power, The skill which wields the elements, the thought _40 Which pierces this dim universe like light, Self-empire, and the majesty of love; For thirst of which they fainted. Then Prometheus Gave wisdom, which is strength, to Jupiter, And with this law alone, ‘Let man be free,’ _45 Clothed him with the dominion of wide Heaven. To know nor faith, nor love, nor law; to be Omnipotent but friendless is to reign; And Jove now reigned; for on the race of man First famine, and then toil, and then disease, _50 Strife, wounds, and ghastly death unseen before, Fell; and the unseasonable seasons drove With alternating shafts of frost and fire, Their shelterless, pale tribes to mountain caves: And in their desert hearts fierce wants he sent, _55 And mad disquietudes, and shadows idle Of unreal good, which levied mutual war, So ruining the lair wherein they raged. Prometheus saw, and waked the legioned hopes Which sleep within folded Elysian flowers, _60 Nepenthe, Moly, Amaranth, fadeless blooms, That they might hide with thin and rainbow wings The shape of Death; and Love he sent to bind The disunited tendrils of that vine Which bears the wine of life, the human heart; _65 And he tamed fire which, like some beast of prey, Most terrible, but lovely, played beneath The frown of man; and tortured to his will Iron and gold, the slaves and signs of power, And gems and poisons, and all subtlest forms _70 Hidden beneath the mountains and the waves. He gave man speech, and speech created thought, Which is the measure of the universe; And Science struck the thrones of earth and heaven, Which shook, but fell not; and the harmonious mind _75 Poured itself forth in all-prophetic song; And music lifted up the listening spirit Until it walked, exempt from mortal care, Godlike, o’er the clear billows of sweet sound; And human hands first mimicked and then mocked, _80 With moulded limbs more lovely than its own, The human form, till marble grew divine; And mothers, gazing, drank the love men see Reflected in their race, behold, and perish. He told the hidden power of herbs and springs, _85 And Disease drank and slept. Death grew like sleep. He taught the implicated orbits woven Of the wide-wandering stars; and how the sun Changes his lair, and by what secret spell The pale moon is transformed, when her broad eye _90 Gazes not on the interlunar sea: He taught to rule, as life directs the limbs, The tempest-winged chariots of the Ocean, And the Celt knew the Indian. Cities then Were built, and through their snow-like columns flowed _95 The warm winds, and the azure ether shone, And the blue sea and shadowy hills were seen. Such, the alleviations of his state, Prometheus gave to man, for which he hangs Withering in destined pain: but who rains down _100 Evil, the immedicable plague, which, while Man looks on his creation like a God And sees that it is glorious, drives him on, The wreck of his own will, the scorn of earth, The outcast, the abandoned, the alone? _105 Not Jove: while yet his frown shook Heaven ay, when His adversary from adamantine chains Cursed him, he trembled like a slave. Declare Who is his master? Is he too a slave? NOTE: _100 rains B, edition 1839; reigns 1820. DEMOGORGON: All spirits are enslaved which serve things evil: _110 Thou knowest if Jupiter be such or no. ASIA: Whom calledst thou God? DEMOGORGON: I spoke but as ye speak, For Jove is the supreme of living things. ASIA: Who is the master of the slave? DEMOGORGON: If the abysm Could vomit forth its secrets...But a voice _115 Is wanting, the deep truth is imageless; For what would it avail to bid thee gaze On the revolving world? What to bid speak Fate, Time, Occasion, Chance and Change? To these All things are subject but eternal Love. _120 ASIA: So much I asked before, and my heart gave The response thou hast given; and of such truths Each to itself must be the oracle. One more demand; and do thou answer me As my own soul would answer, did it know _125 That which I ask. Prometheus shall arise Henceforth the sun of this rejoicing world: When shall the destined hour arrive? DEMOGORGON: Behold! ASIA: The rocks are cloven, and through the purple night I see cars drawn by rainbow-winged steeds _130 Which trample the dim winds: in each there stands A wild-eyed charioteer urging their flight. Some look behind, as fiends pursued them there, And yet I see no shapes but the keen stars: Others, with burning eyes, lean forth, and drink _135 With eager lips the wind of their own speed, As if the thing they loved fled on before, And now, even now, they clasped it. Their bright locks Stream like a comet’s flashing hair; they all Sweep onward. DEMOGORGON: These are the immortal Hours, _140 Of whom thou didst demand. One waits for thee. ASIA: A Spirit with a dreadful countenance Checks its dark chariot by the craggy gulf. Unlike thy brethren, ghastly charioteer, Who art thou? Whither wouldst thou bear me? Speak! _145 SPIRIT: I am the shadow of a destiny More dread than is my aspect: ere yon planet Has set, the darkness which ascends with me Shall wrap in lasting night heaven’s kingless throne. ASIA: What meanest thou? PANTHEA: That terrible shadow floats _150 Up from its throne, as may the lurid smoke Of earthquake-ruined cities o’er the sea. Lo! it ascends the car; the coursers fly Terrified: watch its path among the stars Blackening the night! ASIA: Thus I am answered: strange! _155 PANTHEA: See, near the verge, another chariot stays; An ivory shell inlaid with crimson fire, Which comes and goes within its sculptured rim Of delicate strange tracery; the young spirit That guides it has the dove-like eyes of hope; _160 How its soft smiles attract the soul! as light Lures winged insects through the lampless air. SPIRIT: My coursers are fed with the lightning, They drink of the whirlwind’s stream, And when the red morning is bright’ning _165 They bathe in the fresh sunbeam; They have strength for their swiftness I deem; Then ascend with me, daughter of Ocean. I desire: and their speed makes night kindle; I fear: they outstrip the Typhoon; _170 Ere the cloud piled on Atlas can dwindle We encircle the earth and the moon: We shall rest from long labours at noon: Then ascend with me, daughter of Ocean. SCENE 2.5:
This scene from Shelley's verse drama *Prometheus Unbound* features Asia and Panthea as they descend into the cave of Demogorgon, a mysterious and all-knowing entity. Asia questions him about the creator of the world, the origins of human suffering, and when Prometheus will be set free. Demogorgon avoids naming the ultimate source of evil, stating that the deepest truth cannot be captured in words or images, but he does affirm that only eternal Love exists beyond fate. The scene concludes with the arrival of the immortal Hours and a spirit who invites Asia to rise, indicating that liberation is imminent.
Line-by-line
PANTHEA: What veiled form sits on that ebon throne? / ASIA: The veil has fallen.
DEMOGORGON: Ask what thou wouldst know. / ASIA: What canst thou tell?
ASIA: Who made that sense which, when the winds of Spring / In rarest visitation...
ASIA: And who made terror, madness, crime, remorse, / Which from the links of the great chain of things...
ASIA: Who reigns? There was the Heaven and Earth at first, / And Light and Love; then Saturn...
DEMOGORGON: All spirits are enslaved which serve things evil: / Thou knowest if Jupiter be such or no.
ASIA: So much I asked before, and my heart gave / The response thou hast given...
PANTHEA: See, near the verge, another chariot stays; / An ivory shell inlaid with crimson fire...
Tone & mood
The tone shifts through various registers within a single scene. The opening dialogue is tense and prophetic, featuring short, clipped exchanges where questions are met with evasions. Asia delivers a lengthy monologue about human suffering, embodying the controlled rage of someone who's been patient for far too long and is now demanding answers. Demogorgon's replies are unnervingly calm, which adds to its own type of power. When the Hours finally appear, the tone transforms into something ecstatic and visionary. By the time we reach the last song, the poem feels almost giddy with anticipation. Shelley skillfully manages this transition, making the joy feel well-deserved rather than abrupt.
Symbols & metaphors
- The veil and the darkness — Demogorgon doesn't have a physical form — it manifests only as a darkness that shines like light. Shelley suggests that true power, or ultimate truth, defies direct representation. The falling veil shows nothing, which is intentional: some realities exist beyond what we can visualize or label.
- The great chain of things — Asia uses the image of a chain to illustrate how terror, madness, and suffering are interconnected, pulling every human mind closer to death. This chain represents both a tangible burden and a symbol of determinism — the notion that one evil inevitably leads to another.
- The immortal Hours and their chariots — The Hours represent time made tangible, with each hour holding its own unique fate. The dark charioteer signifies the end of Jupiter's rule, while the ivory chariot embodies hope and freedom. Together, they reveal that history is in motion, that tyranny doesn't last forever, and that the right moment — the destined hour — is always on the horizon.
- Eternal Love — Demogorgon identifies Love as the one force unaffected by Fate, Time, Occasion, Chance, or Change. According to Shelley's philosophy, Love transcends mere emotion; it acts as a cosmic principle, binding the universe together and standing as the sole power that can endure beyond tyranny.
- Fire — Prometheus tamed fire, portrayed in this context as a creature — both beautiful and fearsome. Fire represents all the perilous gifts of civilization: technology, knowledge, and the ability to create or destroy. It serves as the main symbol of the Prometheus myth and grounds Asia's account of human progress.
- The cave itself — Demogorgon's cave lies beneath our world, existing beyond the usual boundaries of time and space. Entering it reflects the philosophical quest to look past superficial appearances and confront life's toughest questions. Asia's descent is a path toward discovering truth, even if that truth reveals that some things remain unspeakable.
Historical context
Shelley wrote *Prometheus Unbound* between 1818 and 1819, completing it in Rome and publishing it in 1820. He was directly responding to Aeschylus's ancient Greek tragedy *Prometheus Bound*, but he rejected its ending—where Prometheus submits to Zeus—and crafted his own version in which Prometheus stands firm and is ultimately freed. The poem emerged in the wake of the Peterloo Massacre of 1819, when British cavalry charged into a crowd of reform protesters in Manchester, resulting in the deaths of fifteen people. Living in exile in Italy and infuriated with the British government, Shelley viewed *Prometheus Unbound* as his boldest attempt to envision a world liberated from tyranny. The Cave of Demogorgon scene draws on Neoplatonic philosophy and oracular tradition, yet its political urgency—the call to identify the source of evil and the belief that tyranny will eventually fall—is uniquely Shelley's.
FAQ
Demogorgon is an enigmatic primordial force—older than the gods and impossible to name. In the poem, he exists at the foundation of everything, aware of all truths yet unwilling to express the most profound ones plainly. Shelley built on earlier literary references to the name (like those from Spenser and Milton) but transformed it into something unique: a force symbolizing the ultimate basis of reality, which ultimately transcends language. He embodies neither evil nor goodness—he is the very engine of necessity itself.
Because Shelley thinks some truths are beyond words. Demogorgon states, "the deep truth is imageless," suggesting that the ultimate source of things can't be represented by language. He also appears to be challenging Asia: she already holds the answers within her heart, and he verifies this by the end of the scene. The oracle doesn’t impart knowledge that isn’t already there; it assists you in recognizing what you already know.
This is the tragic turning point of the entire myth as Shelley narrates it. Prometheus granted Jupiter power with one condition: allow man to be free. Jupiter accepted the power but disregarded the condition. Thus, the root of Jupiter's tyranny lies in Prometheus's own gift, making Prometheus partially accountable for human suffering — and enhancing the significance of his eventual act of forgiveness (choosing not to curse Jupiter). Wisdom given to someone who wields it for domination turns into a weapon.
She suggests that the most profound truths about existence—like the reasons for suffering, the nature of love, and the essence of freedom—can’t be given to you by someone else in power. You must discover them within yourself. The oracle simply reflects what your own soul already understands. This embodies a truly Romantic belief: that inner experience is the ultimate authority, rather than priests, kings, or gods.
The Hours represent time itself—each one embodies a distinct moment in history, carrying its unique fate. In Greek mythology, the Horae were goddesses of the seasons and order. Shelley reimagines them as charioteers speeding across the sky, some glancing back in fear, others leaning forward with eagerness. One holds the impending doom of Jupiter's reign, while another brings hope and beckons Asia to rise. They illustrate that history is in motion and that liberation isn't an abstract concept—it's a concrete hour that is upon us.
It critiques tyranny, and Shelley employs religious language to emphasize this. When Demogorgon states that "God" created the world and asserts "He reigns" in answer to inquiries about evil, Shelley isn't dismissing the idea of a divine power — instead, he’s challenging whether the God upheld by organized religion is genuinely benevolent, or if that God is merely another version of Jupiter, another tyrant. At the heart of the universe, Shelley positions Eternal Love, not an authoritarian deity.
The transition from blank verse dialogue to the Spirit's rhyming song signifies a change in the unfolding events. The philosophical questioning has ended; now it's time for action and joy. Rhyme and regular meter bring a sense of rhythm and energy that blank verse lacks. Shelley employs form to evoke emotions: the song *feels* like the start of liberation, even before Asia steps into the chariot.
Asia is the daughter of Oceanus in Greek mythology—one of the Oceanids, sea-nymphs born from the Titan Oceanus. Shelley uses this title to highlight her divine nature and her bond with the deep, primal forces of the world. This approach also adds a ceremonial weight to the Spirit's invitation; he isn't merely calling her name, but rather acknowledging her entire cosmic identity.