Marc Olsen

“That, in my opinion, was his primary leadership asset: his ability to teach people how to think and play at a different and much higher, and, at times, perfect level. He accomplished this in three ways: (1) he had a tremendous knowledge of all aspects of the game and a visionary approach to offense; (2) he brought in a great staff and coaches who knew how to coach, how to complement his own teaching of what we needed to know to rise to his standard of performance; and (3) he taught us to hate mistakes.”
― Bill Walsh, The Score Takes Care of Itself: My Philosophy of Leadership