References – AN 3.101: A Panner 
“Could you elaborate on what the malleable mind is and how it differs from pliable?” Answered by Ajahn Pasanno. [Heart/mind] // [Pāli]
Sutta: AN 3.101-102: Similes of a goldsmith. [Similes]
Thanksgiving Retreat 2010, Session 2, Excerpt 7
Readings by Ajahn Pasanno:
The Island by Ajahn Pasanno and Ajahn Amaro, Chapter 13, pp. 230-233:
Suttas: MN 29.7; MN 24.10; AN 3.101; MN 70.13, .22 & .23.
Sutta: AN 3.102: Nimitta.
Sutta: MN 70: Kīṭāgiri Sutta.