We all need to learn the lessons he's trying to teach...all but the last one.

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"It's about teachers trying their very best to teach the best lessons, " he said.

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Deciding that he wanted to learn guitar, he petitioned the warden, claiming he already knew how to play and could teach lessons to fellow inmates.

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In a recent interview with Barnes, a former IBM and John Deere IT executive who first saw the Grateful Dead in 1969, he said he was at a Dead show in 1985 when he realized the band had some lessons to teach the business world.

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Michael tells a story about how he used a moonjar to teach his daughter important financial lessons about the real world.

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He is loathe to forgive mistakes in his employees, and so misses the opportunity to teach valuable lessons.

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