Mahabharata 12.19.23

भवन्ति सुदुरावर्ता हेतुमन्तोऽपि पण्डिताःदृढपूर्वश्रुता मूढा नैतदस्तीति वादिनः

bhavanti sudurāvartā hetumanto'pi paṇḍitāḥdṛḍhapūrvaśrutā mūḍhā naitadastīti vādinaḥ

Our plain-language meaning of this verse is waiting for scholar review.