philosopher wrote:Spiny Norman wrote: I think this can be usefully considered in relation to steps 5 and 6 of the 4 tetrads of Anapanasati.
I'm not familiar with this. Could you recommend an accessible introductory guide?
I'd recommend starting with the source text, the Anapanasati Sutta. There are quite a number of commentaries, but "Mindfulness with Breathing" by Buddhadasa Bikkhu is IMO one of the better ones.