Those who turn good organizations into great organizations are motivated by a deep creative urge and an inner compulsion for sheer unadulterated excellence for its own sake.

The best CEOs in our research display tremendous ambition for their company combined with the stoic will to do whatever it takes, no matter how brutal (within the bounds of the company's core values), to make the company great. Yet at the same time they display a remarkable humility about themselves, ascribing much of their own success to luck, discipline and preparation rather than personal genius.

The kind of commitment I find among the best performers across virtually every field is a single-minded passion for what they do, an unwavering desire for excellence in the way they think and the way they work. Genuine confidence is what launches you out of bed in the morning, and through your day with a spring in your step.

The only way to remain great is to keep on applying the fundamental principles that made you great.

Look, I don't really know where we should take this bus. But I know this much: If we get the right people on the bus, the right people in the right seats, and the wrong people off the bus, then we'll figure out how to take it someplace great.

Leaders who led their organizations quietly and humbly, were much more effective than flashy, charismatic high profile leaders.

A visionary company doesn't simply balance between idealism and profitability: it seeks to be highly idealistic and highly profitable. A visionary company doesn't simply balance between preserving a tightly held core ideology and stimulating vigorous change and movement; it does both to an extreme.