Buddha Abhidhamma - Ultimate Science - BuddhaNet

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concentration) or appanà-samàdhi (jhàna-concentration). Appanàsamàdhi
means the concentrations associated with the five
råpàvacara jhànas or the four aråpàvacara jhànas.
So to attain Purity of Mind, one must at least develop accessconcentration.
Without this concentration one cannot penetrate
into the ultimate realities in insight-meditation, and so one
cannot gain insight-knowledge.
A thorough investigation has been carried out in Pa-auk
Tawya Meditation Centre that yogis cannot even penetrate
through the body to see the internal organs, let alone to see the
ultimate råpa, the cittas in the cognitive series and the cetasikas
associated therewith, if one is not equipped with the samàdhieye
i.e. the mind-eye accompanied by access-concentration or
jhàna-concentration, the more powerfully can one penetrate into
the ultimate realities, and so the better.
The reader should not forget the simile of the stage-coach.
If one misses one coach, one cannot catch the remaining coaches.
If one cannot develop Moral Purity, one shall miss the Purity of
Mind. If one cannot develop Purity of Mind, one shall miss the
next coach, i.e. Purity of View, and so on.
3 Diññhi-visuddhi (Purity of View)
Equipped with samàdhi-eye, the yogi first looks into his body to
see thousands and thousands of råpa-kalàpas (corporeal groups)
arising and dissolving incessantly. He analyses the kalàpas to
know the ultimate råpas viz., pathavã, àpo, tejo, vàyo, vaõõa, gandha,
rasa, ojà, jãvita-råpa (physical vitality), cakkhu-pasàda, etc. Then
he characterises each råpa by means of its salient characteristic
(lakkhaõa), its function or essential properties (rasa), the result of
its function or the way it appears to the yogi’s mind (paccu-