" Principles and Practices The discovery of planful behavior in animals, robots, people, and organizations reveals that planning is a big, messy subject. As we shift from introductory definitions into the book’s core practical chapters, we’ll focus on planning for people. The aim is to help individuals and teams get better at the design of paths and goals. The plan is to build understanding, skills, and literacy by studying four principles and six practices. "

― Peter Morville , Planning for Everything: The Design of Paths and Goals