" Cooper set out to build those conditions for his teams. His approach to nurturing cooperation could be described as an insurgent campaign against authority bias. Merely creating space for cooperation, he realized, wasn’t enough; he had to generate a series of unmistakable signals that tipped his men away from their natural tendencies and toward interdependence and cooperation. “Human nature is constantly working against us,” he says. “You have to get around those barriers, and they never go away. "

― Daniel Coyle , The Culture Code: The Secrets of Highly Successful Groups