>> i'm a business professor and all for capitalism, but good job strategy requires a long-term view. people are wired to emphasize the short term at the expense of the long term. people still smoke, they still don't exercise. we know that. in addition, good job strategy is a holistic strategy. it requires a systems view. it's not just about raising wages and not just about training. a lot of companies are stuck in silos. they work in silos. they don't see the whole picture. achieving excellence is always harder than achieving mediocrity and a lot of companies are stuck in mediocrity. they can still make money that way. >> fascinating stuff. thank you so much. >> my pleasure. next on "gps" has it been a hot summer where you are? well, how about 165 degrees fahrenheit? i'll tell you about real heat when we come back. w look. a chance to try something different. this summer, challenge your preconceptions