Most of what we know about sales comes from a world of information asymmetry, where for a very long time sellers had more information than buyers. That meant sellers could hoodwink buyers, especially if buyers did not have a lot of choices or a way to talk back.

Newtonian physics runs into problems at the subatomic level. Down there--in the land of hadrons, quarks, and Schrödinger's cat--things gent freaky. The cool rationality of Isaac Newton gives way to the bizarre unpredictability of Lewis Carroll.

We have this myth that extroverts are better salespeople. As a result, extroverts are more likely to enter sales; extroverts are more likely to get promoted in sales jobs. But if you look at the correlation between extroversion and actual sales performance - that is, how many times the cash register actually rings - the correlation's almost zero.

For artists, scientists, inventors, schoolchildren, and the rest of us, intrinsic motivation-the drive to do something because it is interesting, challenging, and absorbing-is essential for high levels of creativity.

You know, I'm not a huge fan of the concept of 'passion' when it comes to careers. Instead of trying to answer the daunting question of 'What's your passion?' it's better simply to watch what you do when you've got time of your own and nobody's looking.

What's important now are the characteristics of the brain's right hemisphere: artistry, empathy, inventiveness, big-picture thinking. These skills have become first among equals in a whole range of business fields.

In large organizations there are discrete functions. I do this; you do that. I swim in my lane; you swim in your lane. That can be very effective for certain processes and in certain stable conditions. But it doesn't work in unstable conditions.