Later, the book describes the four key parts of a social steering system: decision-making strategies, consensus-building, knowledge, and power. The last part of the book examines human needs and seeks to determine whether they can be altered or whether they remain static. If it is the latter (that human needs are constant), Etzioni looks for ways to guarantee that we restructure society to meet these fixed needs, instead of getting roped into a restructuring scheme that satisfies the needs that society is willing and able to meet, without regard for whether those are the needs that truly need to be met. "The Active Society" received positive feedback from reviewers, with one reviewer writing that: