Never just run through a study because you happen to be familiar with it, but use it to see what you can get from it on this new day which has been granted you.
I love shows about creating and cooking. Sometimes they're so extraordinary, you end up setting yourself to fail.
Well, the whole story is in the book, but the short answer is that I was the first information architect in an organization that was traditionally design-oriented, and I felt I needed a tool to help me gain the trust and support of my colleagues.