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.

The signature of mediocrity is not an unwillingness to change. The signature of mediocrity is inconsistency.

Level 5 leaders channel their ego needs away from themselves and into the larger goal of building a great company. It's not that Level 5 leaders have no ego or self-interest. Indeed, they are incredibly ambitious-but their ambition is first and foremost for the institution, not themselves.

The greatest leaders build organizations that, in the end, don't need them.

The start of the New Year is a perfect time to start a stop doing list and to make this the cornerstone of your New Year resolutions, be it for your company, your family or yourself. It also is a perfect time to clarify your three circles, mirroring at a personal level the three questions... 1) What are you deeply passionate about? 2) What are you are genetically encoded for - what activities do you feel just "made to do"? 3) What makes economic sense - what can you make a living at?

Discipline is consistency of action.

Perhaps your quest to be part of building something great will not fall in your business life. But find it somewhere. If not in corporate life, then perhaps in making your church great. If not there, then perhaps a nonprofit, or a community organization, or a class you teach. Get involved in something that you care so much about that you want to make it the greatest it can possibly be, not because of what you will get, but just because it can be done.