Disruptive innovations create jobs, efficiency innovations destroy them.

The mistake managers often make is defining their industry too narrowly. Digital's market share in the minicomputer market stayed very robust even as it fell off the cliff. Disruption seems to come out of nowhere, but if you know what to look for, you can spot important developments well before the market does.

Because we employ no professional preachers, it means that every sermon or lesson in church is given by a regular member - women and men, children and grandparents.

There are more than 9,000 billing codes for individual procedures and units of care. But there is not a single billing code for patient adherence or improvement, or for helping patients stay well.

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.

I've concluded that getting the categories right is an absolutely crucial step to building useful management theory, and unfortunately too few writers do this. You've got to engage in serious scholarship, and then figure out how to write it in a way that lots of people can understand.

It is when the product is not good enough that proprietary integration gives you a competitive edge. You cannot outsource and be competitively successful in this situation. But at the other end, where standard components assembled in standard ways can yield acceptable performance, you must outsource.