bhavatu nāma sadaiva kāraṇānāṃ kāryavattvaṃ tathāpi na tat kāryābhāvaniścayaḥ, nahi sarvakāryamutpannam iti dṛśyatvena vyāptam, yena kāryānupalabdhyā tadabhāvaḥ siddhyet /
Let it be granted that causes are always producing effects; even then, there can be no certainty about the absence of those effects, because not every produced effect is pervaded by perceptibility, whereby non-perception of an effect could prove its non-existence.