atha sattāmātreṇeti pakṣas tadā padārtho 'pi vyāpāravat sattāmātreṇaiva kāryaṃ janayiṣyatīti vyarthā vyāpārakalpaneti darśayati
If the position is that [it produces effects] through mere existence, then the substance too, like the operation, would produce the effect through mere existence, and thus the assumption of an operation would be pointless.