Change your practices without abandoning your core values.

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.

In determing "the right people," the good-to-great companies placed greater weight on character attributes than on specific educational background, practical skills, specialized knowledge, or work experience.

Genuine confidence is what launches you out of bed in the morning, and through your day with a spring in your step.

Discipline is consistency of action.

To have a Welch-caliber C.E.O. is impressive.To have a century of Welch-Caliber C.E.O.'s all grown from the inside - well, that is one key reason why G.E. is a visionary company.

If we allow the celebrity rock-star model of leadership to triumph, we will see the decline of corporations and institutions of all types. The twentieth century was a century of greatness, but we face the very real prospect that the next century will see very few enduring great institutions.