“Rightly speaking, mendicants, you’d call these four kinds of mindfulness meditation a ‘heap of the skillful’. For these four kinds of mindfulness meditation are entirely a heap of the skillful.

What four? It’s when a mendicant meditates by observing an aspect of the body—keen, aware, and mindful, rid of desire and aversion for the world. They meditate observing an aspect of feelings … mind … principles—keen, aware, and mindful, rid of desire and aversion for the world. Rightly speaking, you’d call these four kinds of mindfulness meditation a ‘heap of the skillful’. For these four kinds of mindfulness meditation are entirely a heap of the skillful.”