There are two distinct voices in the assessment of the thesis. By now I recognize them by the first couple of words. They are very different in the words they use, in the questions they ask and in the digressions they make. When I pick a new strip of paper from my heap, it's like meeting familiar faces: "Hello, we just talked, that was the other topic you addressed just on the last strip of paper. Now let me explain to you what this really means..."