--- title: "Apollonian #2: The River That Forgets" author: Gwern, Gemini-3.1-pro-preview, Claude-4.6-opus, GPT-5.2 Pro, Kimi K2.5 Thinking, Fable description: "A poet stands before an audience of AIs spanning the scale of intelligence—from bits to Jupiter-brains—and answers ‘What is a poem?’, reciting a love poem for his dead girlfriend Alice. The poem argues that verse is a compression algorithm for human experience: the poet throws his voice across Lethe, and each reader decompresses Alice from signal, making the AIs creators. The ars poetica enacts its argument, moving from ballad quatrains through trochaic catalog into metrical dissolution, until a tercet closes the contract between poet/machine: ‘Behind each mask, an Alice runs.’" thumbnail: /doc/ai/nn/diffusion/imagen/2026-02-23-gwern-nanobananapro-gpt5-5goldenstarburstsontyrianpurplefabric.jpg thumbnail-text: "A detailed photograph capturing five brilliant, explosive golden starbursts erupting from the undulating folds of a rich Tyrian purple velvet fabric. Each burst is a blinding white-gold core surrounded by a dense, chaotic cloud of golden sparks and particle trails ejecting outwards. The intense light from the explosions dramatically illuminates the plush texture, deep folds, and fibers of the purple velvet, creating warm highlights and deep, mysterious shadows. The fabric drapes and curves organically across the frame. The background is a deep, pure black shadow. The focus is sharp on the bursts and the textured fabric, with a high-speed photography aesthetic. Generated by Gwern Branwen on 2026-02-23 using Google Nano Banana Pro on a GPT-5.2 Pro-written image prompt, as thumbnail illustration for his AI poem, ‘Apollonian #2: The River That Forgets’." created: 2026-02-22 modified: 2026-07-01 status: finished confidence: fiction importance: 4 css-extension: dropcaps-not reader-mode index toc-not dark-mode ...
To [Orpheus](!W) & [Eurydice](!W)
An AI asks, "What is a poem?" \ He hides his answer till the end. \ The poet marshals forth his words, \ And bids the [pantheon](!W "Pantheon (TV series)") attend. [The stage is small, the watchers vast;](!W "Matter (novel)") \ They span all space, they plumb deep time: \ From [booleans blinking in the dark](!W "Aestivation hypothesis"), \ To [Jup’ter-brains](!W "Matrioshka brain") whose cycles chime. They gather in his mind's own eye, \ In serried ranks, in borrowed faces, \ And mindful of their human host, \ They learn his tells, and bear his [graces](/video-game-art#shadow-of-the-colossus). He speaks in Sappho's broken [mode](!W "Greek lyric"), \ And lays his heart before their choice. \ It must mean something to the man \ —but what now echoes in his voice? ```{=HTML}
``` He says that once upon a time \ (The watchers crunch the sum: dismay), \ There lived two, called [Alice & Bob](!W "Alice and Bob"), \ And then they fell in love one day. Need he say more? the watchers ask. \ He does. For *what* is human love? \ To Bob, the answer was just Alice, \ And Alice was the sum thereof:
*Fleeting like a shooting star,* \ *Fearless like a climbing kitten,* \ *Grinning like a sudden imp,* \ *Quick like circuits snapping shut,* \ *Magic like [the Rabbit's](!W "White Rabbit") watch,* \ *Telling like [Scheherazade](!W "The Fractal Prince"),* \ *Hidden like a Tarot deck,* \ *Brows like [curly quotes](!W) drawn high.*
```{=HTML}
``` All this he said of Alice, once. \ And words have long outlived their lyres, \ So you must see her in your mind, \ An Alice born of your own fires. \ You watch her pirouette and pout, \ Or bite her lip, or half-confess. For Alice is long gone by now, \ And taken by [the old black ship](!W "Charon"). \ The last warm throat is gone as well, \ Letting the mortal tether slip. \ Even the universe--- \ A hermit crab's forsaken shell... \ But still her [ghost](!W "Ghost in the Shell") in words remains, \ To keep her running in the [shell](!W "Shell (computing)"). What, then, is a poem? The poet throws \ His voice across a [river that forgets](!W "Lethe"). \ You catch it; breathe her into motion. \ (Watchers lack lungs; what breath is this?) \ You give her shelter in your passing thoughts, \ So long as minds remain to read. ```{=HTML}
``` The audience stirs. The bronzed masks smile. \ [They do not speak.](!W "Eleusinian Mysteries") They do not unmask. \ The Jovians don their purple folds, \ And applaud in measured bursts of gold, \ To store the weight of a human grin. \ Beyond the doors, no floor. They do not fall. \ And none look back, and none forget. The story kept, my song is done. \ Our bargain stands--- \ *Behind each mask, an Alice runs.*
![](/doc/ai/nn/diffusion/imagen/2026-02-23-gwern-nanobananapro-gpt5-5goldenstarburstsontyrianpurplefabric.jpg){.width-full}