These are concepts, not practices. And 'introspection', while arguably being a practice, is really, really not basic stuff. Introspection with actionable outcome is about as basic a practice as "finding inner peace" is.
> If they're violating the definition of the process, they're not implementing the process.
As seen even in just the comments on this submission, if someone follows the definition of the process as laid out in the literature, they are dismissed as being too process-focused and not truly Agile. If someone doesn't exactly follow the definition of the process as laid out in the literature, they are dismissed as not following the rules of Agile.