vṛṣṭimeghāsator dṛṣṭvā yadyanaikāntikaṃ vadet / vastvastvevātra matpakṣe bhavatpakṣe 'pyadaḥ kutaḥ
If someone, having observed [the relation] between non-existent rain and cloud, should claim [our reason to be] inconclusive, [then we reply that] according to our view there is indeed an entity here - but how could that be in your view?