Lou Gerstner knows how to do a deal, and George Bush Sr., less so.

Technology has limitations on what it can accomplish. You do not.

For the first month, I listened, and I tried very hard not to draw conclusions

Until I came to IBM, I probably would have told you that culture was just one among several important elements in any organization's makeup and success - along with vision, strategy, marketing, financials, and the like... I came to see, in my time at IBM, that culture isn't just one aspect of the game, it is the game. In the end, an organization is nothing more than the collective capacity of its people to create value.

The more successful enterprises are the more they try to replicate, duplicate, codify what makes us great. And suddenly they're inward thinking. They're thinking how can we continue to do what we've done in the past without understanding that what made them successful is to take risks, to change and to adapt and to be responsive. And so in a sense success breeds its own failure. And I think it's true of a lot of successful businesses.

The rewards system is a powerful driver of behavior and therefore culture.

Vision is easy. It's so easy to just point to the bleachers and say I'm going to hit one over there. What's hard is saying, OK, how do I do that? What are the specific programs, what are the commitments, what are the resources, what are the processes we need in play to go implement the vision, turn it into a working model that people follow every day in the enterprise. That's hard work.