Centering outlined what how and why

https://www.mediafire.com/file/gbsirzakoyi78ya/pdf-75173-82866.pdf/file

Centering Defined: What, How and Why?<br/>What is middle? How do you determine to be dependent, and why? In what methods can you broaden a good center? <br/>As a pupil and instructor of the Japanese martial paintings Aikido