Reading guide
A different kind of scheme
Where the aggregates, bases, and elements describe components of experience, the twenty-two faculties (indriya, related to a root meaning something like ‘ruling’ or ‘predominance’) describe governing or directive functions — each one exercising a specific kind of control within its own domain.
Physical and personal faculties
The list opens with the six sense faculties already met as bases in Chapter 15, then adds three more governing basic physical and personal existence: femininity, masculinity, and the life (vitality) faculty.
Feeling faculties
Five further faculties cover the varieties of feeling: bodily pleasure, bodily pain, mental joy, mental grief, and equanimity — mapping fairly closely onto Chapter 14's aggregate of feeling, but organized here by governing function rather than as a single aggregate.
Spiritual faculties
Five faculties familiar from practice generally follow: faith, energy, mindfulness, concentration, and wisdom, each governing its own domain of development along the path.
Three supramundane faculties
The final three faculties in the scheme track the progressive stages of awakening specifically: one present at the very moment of first realizing the path, one spanning from that realization's fruit through the higher stages, and one present only in a practitioner who has completed the training and has nothing further to realize.
The four noble truths
The chapter then turns to what it treats as the doctrinal center of the entire training: suffering, its origin in craving, its cessation, and the path leading to that cessation — each analyzed with the same fourfold grid (characteristic, function, manifestation, proximate cause) Chapter 1 first introduced for virtue.
Understanding versus realization
This chapter's treatment of the four truths is conceptual, laying doctrinal groundwork rather than describing the experience of realizing them directly. The chapters that follow take up that further task, turning this conceptual understanding into a step-by-step account of direct realization.
What follows
Chapter 17 turns to dependent origination, the causal explanation behind the first two truths — suffering and its origin — that the remaining chapters build directly on.
Key terms
Self-check quiz
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