Passacaglia: la via della musica | Gabriele Cervia | TEDxYouth@AlberghieroRosmini
Music is portrayed as a multifaceted "passage" spanning time, space, language, and emotion. The speaker demonstrates this through historical examples, citing Biber's 1676 "Mystery Sonatas," Bach's 1747 *The Musical Offering*, and Vivaldi's 1725 seasonal sonatas, all showing how simple concepts develop into rich, complex artistic structures. Ultimately, these historical works prove that the continuation of artistic tradition allows us to access and appreciate the spectrum of human experience across centuries.
## Speakers & Context
- Unnamed speaker (presenter of the talk).
- Collaborator: Amedeo (seated to the speaker's right).
- Context: A presentation arguing that music is fundamentally a "passage" in several dimensions.
## Theses & Positions
- Music is a passage in time, allowing modern listeners (in 2024) to engage with compositions written centuries ago.
- Music is a passage in space, allowing people to gather together in a concert hall, driven by vibrations from performance.
- Music is a passage of language, starting from an idea, turning into writing, interpreted by a musician, and metabolized by the listener into an emotional or imaginative "landscape."
- Across multiple historical periods (17th, 18th, 19th centuries), the development of musical structures—from simple motifs to complex canons—consistently demonstrates the process of embellishing simple ideas.
- Music bears witness to the passage of humanity on Earth.
## Concepts & Definitions
- **Passage:** The central concept; applied to time, space, language, and musical structure.
- **Ostinato:** The baseline motif that repeats throughout a composition (e.g., Biber’s Passacaglia).
- **Ornamentation:** The process (in music/art) of starting with something simple and embellishing it by adding smaller, sometimes more complex elements to achieve a richer structure.
- **Passacaglia:** An ancient Spanish dance style, literally meaning *"pasar por la calle,"* or a passage down the street, driven by a slow, constant, descending baseline.
- **Passus duriusculus:** A passage containing notes spaced much closer together than preceding sections, creating a sound situation that is slightly dissonant, lacking apparent balance, and used for high dramatic intensity.
- **Retrograde motion:** The technique where notes heard in the first part of a piece are played back in reverse order in the second part.
- **Decalogue:** A set of ten rules or principles, used here to describe Bach's compositions as a set of exercises.
## Mechanisms & Processes
- **Musical Development (Ornamentation):** Moving from simple, two-note beginnings (as seen in early works) to complex sequences of five or more notes through the introduction of intervening ornamental notes.
- **Structural Complexity:** Developing melodic lines built over a consistent, repeating *ostinato* baseline, where the variations become increasingly intricate, involving interlocking parts and polyphonies.
- **Thematic Transformation:** Taking an initial musical idea (e.g., Bach's *Thema Regium*) and creating entirely new, mathematically structured compositions based on its inherent patterns (e.g., canon, mirror text).
- **Passage from Image to Sound:** Transforming a concrete visual idea (e.g., an angel accompanying a child) into a musical representation using a specific dance form (Passacaglia).
## Timeline & Sequence
- **1620:** Francesco Rognoni publishes the first book of *Selva de varii passaggi*, a treatise on ornamentation.
- **1676:** Heinrich Ignaz Franz von Biber publishes "Mystery Sonatas" (*Le sonate del mistero*), consisting of 15 violin sonatas depicting scenes from the life of Jesus and Mary.
- **1725:** Antonio Lucio Vivaldi publishes the first collection of sonatas named after the seasons: "Spring," "Summer," "Autumn," and "Winter."
- **1747:** Johann Sebastian Bach publishes "The Musical Offering," dedicated to King Frederick II the Great, containing works based on the melody *Thema Regium*.
- **2024:** The current date, emphasizing the ability to hear music written in the 17th and 18th centuries.
## Named Entities
- **Heinrich Ignaz Franz von Biber** — Austrian composer.
- **Francesco Rognoni** — Author who published *Selva de varii passaggi*.
- **Johann Sebastian Bach** — Composer who worked for King Frederick II the Great.
- **King Frederick II the Great** — King of Prussia who invited Bach.
- **Antonio Lucio Vivaldi** — Italian composer.
- **Amedeo** — Collaborator present during the presentation.
## Numbers & Data
- Year of Biber's sonatas: **1676**.
- Number of compositions in Biber's set: **15**.
- Musical accompaniment rule: All 15 sonatas use an organ, except the fifteenth, which is for solo violin.
- Number of notes in Rognoni's early ornamentation examples: Started with **two** notes, progressing to sequences of **five** notes.
- Year of Rognoni's treatise: **1620**.
- Year of Vivaldi's collection: **1725**.
- Year of Bach's major publication: **1747**.
- Year of the presentation: **2024**.
## Examples & Cases
- **Biber's *Mystery Sonatas*:** Each of the 15 sonatas depicts an iconic moment in the life of Jesus and the Virgin Mary; the fifth sonata is inspired by an image of a guardian angel accompanying a child.
- **Passacaglia demonstration:** The music features a slow, descending, repetitive four-note *ostinato* acting as a structural underpinning.
- **Rognoni's ornamentation:** Demonstrating how the basic sequence of five notes is continually enriched by added passing notes, keeping the basic melodic structure constant.
- **Bach's *The Musical Offering*:** Contains the "crab canon," where the central musical text is mirrored (retrograde) across the middle, creating a two-voice composition that can meet in the middle.
- **Vivaldi's seasonal correspondence:** The four sonatas ("Spring," "Summer," "Autumn," "Winter") contain sonnets in verse above the stave that strongly describe the season's scenes, corresponding directly to the music.
## Tools, Tech & Products
- **Harpsichords** — Instruments shown to Bach by King Frederick II the Great; ancestors of the modern piano.
- **Forte pianos** — Instruments shown to Bach by King Frederick II the Great; ancestors of the modern piano.
- **Postcards** — Visual aids showing examples of miniature illustrations associated with Biber’s sonatas and Vivaldi’s verses.
## References Cited
- *Le sonate del mistero* or *del Rosario* — Title of Biber's sonatas.
- *Selva de varii passaggi* — Title of Rognoni's treatise.
- *Thema Regium* — The original melody played by King Frederick II that inspired Bach's composition.
- *The Musical Offering* — Bach's published work.
- *"Quaerendo invenietis"* — Latin inscription found in Bach’s work, translating to "Seeking, you will find."
## Counterarguments & Caveats
- Nothing explicitly presented as a counterargument, but the text notes that Bach's work containing the *passus duriusculus* creates a sound that is "slightly dissonant, not exactly harmonious, lacking in apparent balance."
## Methodology
- Analysis of historical printed music collections to demonstrate sustained patterns of artistic development across centuries.
- Comparing the development of ornamentation techniques across Rognoni's treatises.
- Demonstrating musical transformation through analysis of specific canons and mirroring techniques.
## Conclusions & Recommendations
- The core function of music, across all documented eras, is to bridge conceptual gaps—from a simple idea to a complex, emotional, and articulated performance.
- The persistence of musical tradition allows a connection to the "passage of humanity."
## Implications & Consequences
- The continuity of music proves that human creativity is inherently cyclical and additive, always building upon prior structures (e.g., ornamentation built on simple motifs; canon built on a theme).
- The modern ability to hear such historical works confirms the successful transmission of cultural knowledge through musical notation and performance.
## Verbatim Moments
- *"It's a passage, as it's a passage in time: and this is the reason why today, in 2024, we're able to play and listen to music that was written centuries ago, in the first millennium."*
- *"An ancient Spanish dance called 'Passacaglia'. Literally 'pasar por la calle', 'passing through the street', a passage down the street."*
- *"The violinist can play up to three, even four sounds at the same time: and so the instrument is expressed to its full potential, in this composition."*
- *"Ornamentation in music, as in art, is when you start with something simple and embellish it by adding smaller, sometimes more complex elements, thus starting from something elementary, and arriving at a richer, more complex, more interesting structure."*
- *"The king... plays a melody that would later be called 'Thema Regium.'"*
- *"This text, exactly in the middle, becomes mirrored, that is, all the notes that you heard in the first part come back, in retrograde motion, from the last to the first."*
- *"Quaerendo invenietis," "Seeking, you will find."*
- *"Springtime is upon us, ... The birds celebrate her return with festive song, and murmuring streams are softly caressed by the breezes [...]"*
- *"We hope, together with Amedeo, we too have passed something on. That we've conveyed to you the fact that indeed music, like art, is something fundamental because it's what truly bears witness to the passage of humanity here on Earth."*