r82 The Buddhist PathTABLE 5· Ascending stages of calm meditation
meditational powers/higher knowledge/insight/formless attainments
4thjhana
3rd jhiina
2ndjhiina
Ist jhiina dhyiina
suffusing joy accesstransporting joydescending joymomentary joyslight joy5 stages of joyconcentrationBuddhaghosa's
stages of calmcounterpart signacquired signpreparatory sign3 'signs'concentrating
unifying
complete calming
calming
settling
complete stilling
thorough stilling
continued stilling
stilling the mindAsai:tga's stages
of calmand Vasubandhu, the fathers of the Yogacara tradition ofMahayana thought, detail nine stages of the settling of the mind
( citta-sthiti), although they too make reference to the mental images
(pratibimba) seen in meditation. I will not go .into the details ofthe latter account here, but it has come to have great authority
for Tibetan manuals of meditation.^24
The concept of the nimitta is most easily explained with ref-
erence to meditation on the coloured disks. To undertake this
kind of meditation the meditator should first prepare a disk ofthe appropriate colour. He should then set it up in front of him
and, sitting down, begin to try to place his attention on the disk.The 'initial' or 'preparatory sign' (parikamma-nimitta) is the
gross physical object. After some practice, the meditator will no
longer need the actual physical object to contemplate, but will
be able to visualize the object in his mind directly; the object of
meditation is now the 'acquired sign' (uggaha-nimitta). As the