It is a company's customers who effectively control what it can and cannot do.

Children build self-esteem by doing things that are hard and learning what works.

Don't worry about the level of individual prominence you have achieved; worry about the individuals you have helped become better people.

The best strategy is a balance between having a deliberate one, and a flexible, or emergent strategy.

Almost always great new ideas don't emerge from within a single person or function, but at the intersection of functions or people that have never met before.

You may hate gravity, but gravity doesn't care.

Every disruptive innovation is powered by a simplifying technology, and then the technology has to get embedded in a different kind of a business model. The first two decades of digital computing were characterized by the huge mainframe computers that filled a whole room, and they had to be operated by PhD Computer Scientists. It took the engineers at IBM about four years to design these mainframe computers because there were no rules. It was an intuitive art and just by trial and error and experimentation they would evolve to a computer that worked.