THE COINCIDENCE OF OPPOSITES. Poem composed by 8th Century Zen teacher Shih-T'ou. From The Roaring Stream, Nelson Foster and Jack Shoemaker, eds.
The text is divided into ten sections for study over ten separate meetings, each line followed by Sasaki Roshi's commentary. English translation by Shinzen Young.
10.This is the disease of the mind
This flitting about of the self, unable to find its abode, is called the “illness of distinctions.”
11.When the deep meaning of the Way is not undestood,
If you have not yet achieved the ability to discern the abode of being of the Dharma,
12. Peace of mind is disturbed to no purpose.
Then all your efforts to attain samadhi will be in vain.
13. The Way is perfect is perfect like unto vast space
The action of the Dharma is an egoless sphere, alternately expanding and
contracting, just like empty space.
that state, it follows the activity of expansion. This is called building up.