He explained why in an email in 2004, and recently in a report to shareholders.
I highly recommend this piece by fellow educator Shawn Callahan, that explores the subject of narrative deeply and concisely. It so resonates for me.
In Color Accounting seminars we make the point that human beings do story. They've done so for thousands of years. Beginning. Middle. End... Flow. Direction. Conclusion.
Stories help us make sense of the world.
We start our workshops with a page of zebra-like numbers that most recognize as a balance sheet and income statement. Holding up the page we say, "If we can turn this page into a cogent business narrative, we will have succeeded in our learning."
No guesses for where we end the day. (It's a great story.)