Indeed! Learning is the three R's: Reading, wRiting, and Rumination.
This piece on completing the learning loop through summaries resonates with me so strongly, I just hit print.
Sadly, I didn't read Pirsig until a close friend recommended it to me. It's taken me years to grok. I find this summary to be among the best summaries ever written:
http://www.butler-bowdon.com/robert-m-pirsig---zen-and-the-a...