sarveṣāṃ hi narāṇāṃ karaṇaśaktiprasādhanaṃ viparyaye hetor bādhakaṃ pramāṇam, tasya cānupadarśanāt sarvahetūnāṃ sādhyaviparyaye vyatirekaḥ saṃdigdhaṃityanaikāntikatā
The proof that all men lack the capacity [to compose the Veda] would have served as evidence refuting the contrary conclusion; but since this [incapacity] has not been demonstrated, the exclusion of all reasons in the case of the contrary of the probandum remains doubtful, hence [the reason is] inconclusive.