A cab driver taught me a million dollar lesson in customer satisfaction and expectation. Motivational speakers charge thousands of dollars to impart his kind of training to corporate executives and staff. It cost me a $12 taxi ride.

I had flown into Dallas for the sole purpose of calling on a client. Time was of the essence and my plan included a quick turnaround trip from and back to the airport. A spotless cab pulled up.

The driver rushed to open the passenger door...