" This approach extended to the raucous all-employee street hockey games in the parking lot (“No one held back when fighting the founders for the puck,” recalled one player) and to the all-company Friday forums, where anyone could challenge the founders with any question under the sun, no matter how controversial—and vice versa. Like the hockey games, the Friday forums often turned into collision-filled affairs. "

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