The transformation at the corporate level was achieved by selling off business units in old markets and by creating new business units to pursue the new opportunities. But the individual business units themselves within those transformed corporations were almost inert to change.

Generally, the technology that enables disruption is developed in the companies that are the practitioners of the original technology. That's where the understanding of the technology first comes together. They usually can't commercialize the technology because they have to couple it with the business model innovation, and because they tend to try to take all of their technologies to market through their original business model, somebody else just picks up the technology and changes the world through the business model innovation.

I've concluded that the metric by which God will assess my life isn't dollars but the individual people whose lives I've touched.

You can talk all you want about having a clear purpose and strategy for your life, but ultimately this means nothing if you are not investing the resources you have in a way that is consistent with your strategy. In the end, a strategy is nothing but good intentions unless it's effectively implemented.

Often they [writers on the study of management] have a point of view based upon intuition and experience. They then offer a cadence of two-paragraph examples carefully selected to "prove" their theory, and then they write "one size fits all" books. The message is, "If you'd do what these companies did, you'd be successful too."

There needs to be conviction and action behind rules.

If you want to make better theory, you've got to use the best that's available and look through the lens of another discipline to see if you can uncover more anomalies. By looking at the phenomena of failure from the perspective of sales, marketing, finance, general management, and the equity markets, I was able to see things that Rebecca [Henderson] hadn't.