Mindfulness can be sustained through a neutral act of observing visual, listening auditory or feeling in ones body. The latter is useful for emotions and psychological afflictions that cannot be opened.
Chanting helps to open the body and energize emotional sensitivity. As our voices merge in the group there is harmony. The art of praising a venerable figure uplifts the heart.
The path to nibbana begins by bringing values and virtues into being. As these strengthen, they provide an alternative to the pull of the senses. This leads to liberation