Seven CEO lessons for the new year from the fall of former CEO's Fiorina and White.

Even the greatest leaders are nowhere near as great as their press clippings make them out to be.
The omnipotent leader sets a deluded company course.
Minding the company's culture is one of the CEO's most important responsibilities.
Even the "friendliest" board of directors will eventually turn on their superstar CEO.
The sales and marketing oriented CEO needs a COO.
Your biggest enemy is not your true enemy.
Failure is never final.

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