---
slug: epigraph
---
> The mechanism is the story; the outcome is the evidence.
>
> *~ Human Longevity and Performance Patterns, editorial maxim*
> The dose is the medicine.
>
> *~ Human Longevity and Performance Patterns, hormesis rule*
> Describe what is done. Do not prescribe it to the reader.
>
> *~ Human Longevity and Performance Patterns, clinical-boundary rule*
---
- [Next: Introduction](introduction.md)
- [Previous: Colophon](colophon.md)