do you want a piece of fruit, a pear, or a green apple?
fruit level:
- lean as a philosophy
- culture
- values
- way of living
- way of thinking
- …
pear level:
- lean as a way to improve
- quality system
- production system
- …
green apple level
- lean as a method
- tool
- elimination of waste
- …
(src: Book: This is LEAN - Niklas Modig & Par Ahlstrom)