na hi yasyāntaraṅgo 'pyartho na bhedakas tasya bahiraṅgo bhaviṣyati / bahiraṅgatvahāniprasaṅgāt /
For that which cannot be differentiated even by what is internal [to it] certainly cannot be differentiated by what is external [to it], because [if it could], there would be the unwanted consequence of loss of [its] externality.