俱舍論頌疏論本 2.41

2.41

Explanation: 'The internal five have [the nature of being] maturational and nourished': the five sense faculties, the eye and the rest, belong to only two classes: they are born of maturation and they are nourished. That which is produced by karma is called born of maturation. In the present life, that which causes what is small to grow large, and nourishes what is lean to make it stout, due to food, drink, and the like, is called nourished. The substance of the five faculties, the eye and the rest, is not unconditioned, so they are not called 'having actual reality'; nor are they the initial moment of the patience with regard to suffering, so they are not called 'a single moment'. Question: 'The five faculties, the eye and the rest, arise from causes of similar species and have the nature of an outflow; why then is it not said that they admit of outflow?' Answer: 'The five categories clarify their meanings such that their entities are distinct from one another, not including each other. If the five faculties, the eye and the rest, were not exhaustively subsumed by being born of maturation, only then would the subsumption under