Hi brooks, same questions for me! There are a few definitions given in the suttas, here are some from the Samyutta for consciousness and mindfulness - not that they clarify the whole thing but it gives some helpful hints I findâŠ:
(Translations Bhikkhu Bodhi)
Consciousness
SN 12.2; SN 22.56 "And what, bhikkhus, is consciousness?
There are these six classes of consciousness: eye-consciousness, ear-consciousness, nose-consciousness, tongue-consciousness, body-consciousness, mind-consciousness. This is called consciousness.â
SN 22.79 âAnd why, bhikkhus, do you call it consciousness?
âIt cognizes,â bhikkhus, therefore it is called consciousness. And what does it cognize? It cognizes sour, it cognizes bitter, it cognizes pungent, it cognizes sweet, it cognizes sharp, it cognizes mild, it cognizes salty, it cognizes bland. âIt cognizes,â bhikkhus, therefore it is called consciousness.â
Consciousness aggregate
SN 22.48; SN 22.82 âWhatever kind of consciousness there is, whether past, future, or present, internal or external, gross or subtle, inferior or superior, far or near: this is called the consciousness aggregate.â
Consciousness aggregate subject to clinging
SN 22.48 âWhatever kind of consciousness there is, whether past, future, or present, internal or external, gross or subtle, inferior or superior, far or near, that is tainted, that can be clung to: this is called the consciousness aggregate subject to clinging.â
Faculty of mindfulness
SN 48.9; (SN 48.50) âAnd what, bhikkhus, is the faculty of mindfulness?
Here, bhikkhus, the noble disciple is mindful, possessing supreme mindfulness and discretion, one who remembers and recollects what was done and said long ago. This is called the faculty of mindfulness.â
SN 48.10 âAnd what, bhikkhus, is the faculty of mindfulness?
Here, bhikkhus, the noble disciple is mindful, possessing supreme mindfulness and discretion, one who remembers and recollects what was done and said long ago. He dwells contemplating the body in the body . . . feelings in feelings . . . mind in mind . . . phenomena in phenomena, ardent, clearly comprehending, mindful, having removed covetousness and displeasure in regard to the world. This is called the faculty of mindfulness.â
SN 48.11 âAnd what, bhikkhus, is the faculty of mindfulness?
The mindfulness that one obtains on the basis of the four establishments of mindfulness. This is called the faculty of mindfulness.â
Where is it to be seen
SN 48.8 âAnd where, bhikkhus, is the faculty of mindfulness to be seen?
The faculty of mindfulness is to be seen here in the four establishments of mindfulness.â
Mindful (How is a bhikkhu)
SN 36.7; SN 36.8; SN 47.2; SN 47.35; SN 47.44 âAnd how, bhikkhus, is a bhikkhu mindful?
Here, bhikkhus, a bhikkhu dwells contemplating the body in the body, ardent, clearly comprehending, mindful, having removed covetousness and displeasure in regard to the world. He dwells contemplating feelings in feelings, ardent, clearly comprehending, mindful, having removed covetousness and displeasure in regard to the world. He dwells contemplating mind in mind, ardent, clearly comprehending, mindful, having removed covetousness and displeasure in regard to the world. He dwells contemplating phenomena in phenomena, ardent, dearly comprehending, mindful, having removed covetousness and displeasure in regard to the world. It is in this way, bhikkhus, that a bhikkhu is mindful.â
Exact same definition as above for:
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Right mindfulness at SN 45.8
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Development of the four establishments of mindfulness at SN 47.39
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Establishment of mindfulness at SN 37.40