Discussion of the sixteen steps; the letting go of each tetrad, and how each one achieves the Four Establishments of Mindfulness. Focus on the first tetrad about the body.
Similes for the experience of touch and contact (step 3): musician practicing an instrument; a person sawing a log; gatekeeper guarding arrivals and departures; an embroiderer threading a needle. Subdivisions of the emergence of the nimitta and nama rupa also presented as the "whole body".
