[ yes that's a real question!!! how empty is your head.

he tilts his head, a bit surprised...but, yin yu will still answer him. ] ..Focusing your mind, and your qi, in some cases. Good martial technique comes from mastery of your mind, and of your breath, and being in balance with the harmonies of the world. It's good for keeping a clear head, too.

...I could walk you through the technique, if you'd like.