Mahabharata 12.318.1

नारद उवाच · nārada uvāca

सुखदुःखविपर्यासो यदा समुपपद्यतेनैनं प्रज्ञा सुनीतं वा त्रायते नापि पौरुषम्

sukhaduḥkhaviparyāso yadā samupapadyatenainaṃ prajñā sunītaṃ vā trāyate nāpi pauruṣam

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