The great ones realize that what you did yesterday guarantees you nothing today. The challenge is too many people are busy celebrating yesterday's success.

What I know now is that everybody in life, no matter where you are or what you do, must be able to sell in order to be successful. I used to believe that I could be successful on talent alone. What I realize now is that I can only be successful if I can have people buy my talent.

The success of corporate mentorship programs developed by some of the Great Teams in business demonstrates how powerful this concept can be and what a difference it can make. As General Electric has shown, when a corporate culture includes mentorship, the end result is a dynamic learning environment with leaders constantly shaping leaders.

Sometimes legends find themselves remembered more for what they have not done than for their accomplishments. But those resume gaps can also help drive them to achieve even greater things in new arenas.

The great ones realize that what you did yesterday guarantees you nothing today. The challenge is too many people are busy celebrating yesterday's success.

Companies that understand the purpose and philosophy behind the "why" are usually astute, high- performing organizations that tap directly into the pulse of those they benefit the most. When utilized correctly, this understanding can create a powerful sense of duty and purpose for business teams because the employees know exactly whom they are working for and to what end.

In the end, leadership comes down to consistency and strong, confident action upon which the team can rely - and this doesnt mean imposing a bunch of rules.