1. They see themselves as dominating.

2. There is no clear boundary between their personal interests and corporate interests.

3. They seem to have all the answers, often dazzling people with the speed and decisiveness with which they can deal with challenging issues.

4. They make sure that everyone is 100 percent behind them, ruthlessly eliminating anyone who might undermine their efforts.

5. They are consummate managers of their personal image in confusion with their efforts at managing and developing the corporate image.

6. They treat major obstacles as temporary impediments to be removed.

7. They often return to the strategies and tactics that made them get to the level of success they find themselves at.

                        Reference: WHY SMART EXECUTIVES FAIL by Sydney Finkelstein