Good is the enemy of great. And that's one of the key reasons why we have so little that becomes great.

All companies have a culture, some companies have discipline, but few companies have a culture of discipline. When you have disciplined people, you don't need hierarchy. When you have disciplined thought, you don't need bureaucracy. When you have disciplined action, you don' t need excessive controls. When you combine a culture of discipline with an ethic of entrepreneurship, you get the magical alchemy of great performance.

The only way to deliver to the people who are achieving is to not burden them with the people who are not achieving.

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.

If you have a charismatic cause you don't need to be a charismatic leader.

The most effective leaders of companies in transition are the quiet, unassuming people whose inner wiring is such that the worst circumstances bring out their best. They're unflappable, they're ready to die if they have to. But you can trust that, when bad things are happening, they will become clearheaded and focused.

The signature of mediocrity is chronic inconsistency.