Mahabharata 3.200.7
मूढो नैकृतिकश्चापि चपलश्च द्विजोत्तमसुखदुःखविपर्यासो यदा समुपपद्यतेनैनं प्रज्ञा सुनीतं वा त्रायते नैव पौरुषम्
mūḍho naikṛtikaścāpi capalaśca dvijottamasukhaduḥkhaviparyāso yadā samupapadyatenainaṃ prajñā sunītaṃ vā trāyate naiva pauruṣam
Our plain-language meaning of this verse is waiting for scholar review.