The notion of an evergreen note is to represent a concept, an idea, an insight, in an "atomic" way. In that sense, they can be considered a core building block of a knowledge management system such as a second brain.
Traditional note-taking anchors the notes to the resource. This makes recall different, to get to an insight, one must remember the source material in which the insight was gained. Evergreen notes invert this idea, making the insight itself the first-class citizen. As an insight independent of the resource, the note can evolve and accumulate over time.
The Curation of ideas broadens horizons and helps draw patterns - an act of Deliberate practice in which existing evergreen notes are reviewed and linked to other notes. This emergent property facilitates the accumulation of knowledge.
Evergreen notes have no lower or upper limit, however it is occasionally helpful to split out notes into smaller and related concepts. This may leave the outer note as a structure note, or a Map of Content, although it is better to Prefer organic structure to hierarchical structure.
This is also why the digital garden and concept of An evergreen note is a unit of knowledge must be considered - the integrated environment is composed by the formation of evergreen notes, their ongoing refinement and through connectivity to other evergreen notes.
Through the accumulation of evergreen notes - An evergreen note is a unit of knowledge - and synthesising these through regular refinement and deep-linking to other concepts - produces an emergent effect in which ideas are formed.
An evergreen note is a unit of knowledge in the system, so to Allow ideas to emerge, Link evergreen notes by contextual association.
When An evergreen note is a unit of knowledge - the act of deep-linking these notes based on organic emergent associations can be considered as an act of Deliberate practice in which knowledge accumulates.
An evergreen note is a unit of knowledge in a digital garden system.
An evergreen note is a unit of knowledge
This process results in an emergence of evergreen notes - where An evergreen note is a unit of knowledge.