Bhāvaviveka goes on to explain that Nāgārjuna employed sentential negations in MMK 1.1, because he was trying to establish a kind of “non-conceptual cognition,” that is, an insight that cannot be expressed in words. The scope of this non-conceptual insight is everything that is capable of being cognized. In other words, Nāgārjuna’s insight was that everything that one thinks one knows, every explanation one thinks one has to account for one’s experiences, is flawed and must ultimately be abandon