Can't form coherent sentences . . . .
Ah, you're approaching no-mind! I've been striving for a state of no-mind for a long time. Probably not in the way Dogen would have taught, but it works for me on a Saturday night.

I do appreciate calligraphy as a semi-meditative practice. I can see doing the exercises, with the repetition, as closer to a meditative practice. But as the traditional practitioners of Chan (Chinese) or Zen (Japanese) would say, anything can be a part of meditative practice if done with Right Mind and focus on the here and now. Sweeping the floor, chopping wood, practicing your Spencerian ovals. These can all be done mindfully, with full focus on the present without grasping to the past or future.
As a point of focus, calligraphy, by forcing us to "forget" all else around us, can be an effective meditational practice.
I do take Monica's question seriously, though. What was the context of your question?