atha vyāpārāntaramantareṇaiva padārtho vyāpāramupakarotīti syāt tadā kāryam api vyāpāravadvyāpārarahita eva sattāmātreṇa kiṃ nopakurvīta yena vyāpāro 'rthāntarabhūtaḥ kalpyate /
If [you say] that "the thing helps the operation without any other operation," then why should not the thing, like one possessing an operation, help produce the effect by its mere existence without any operation, for which purpose an operation is postulated as something different?