The Path of Purification

45. How should I develop purification of mind? 

A:
    1. Establish in virtue as well as possible.

    2. Develop the Recollection of Virtue.
       Develop the Mindfulness of Breathing.
       Develop the Recollection of Peace.
       Develop the 4 Divine Abidings & the 4 Immaterial States.

    3. Attribute the 3 characteristics to 5 aggregates.