People do what you inspect, not what you expect.
Who Says Elephants Can’t Dance? (2002)
Until I came to IBM, I probably would have told you that culture was just one among several important elements in any organization's makeup and success — along with vision, strategy, marketing, financials, and the like... I came to see, in my time at IBM, that culture isn't just one aspect of the game, it is the game. In the end, an organization is nothing more than the collective capacity of its people to create value.Gerstner, Louis V., Jr.