Look back to Figure 4.1. Is there any aspect of that diagram which came as no surprise to you? Is there any aspect of that diagram which was a surprise to you? Having read the explanations in this section, do you hold the same surprise that you did at the outset?

With the benefit of hindsight, can you explain why you were surprised or not surprised?

Has this analysis caused you to modify your own objectives for what you hope to learn from this book?