As I said. Sixteen years. I have been regularly teaching for over half of that. By the time this is published I will have been newly promoted to Yondan (4th Degree Black Belt). And it has taught me that most important things are achieved by just showing up over and over and over again.
Practice is cumulative. [Writing] Photography is cumulative. [Writing] Photography is practice. The Japanese word for practice is Keiko. The way you improve is "keiko, keiko, keiko," just like the answer to the question: How do you get to Carnegie Hall.
Steven Gould, Author and martial artist (Aikido) interview Clarkesworld science fiction & fantasy magazine, October, 2011 http://clarkesworldmagazine.com/gould_interview/