C. David Henderson

SO maybe budo practice should be seen as (deadly-serious) play.

On Christmas night, I was watching my son play chess with a friend, while his Mom was putting together a jigsaw puzzle with another friend.

Both sets of people were hunched forward, brows furrowed in concentration. One game was defined by competition; the other by cooperation. But essentially both were puzzles, simply puzzles of a different sort.

Haki Sack is a sport too, of sorts. Is so...