Mahabharata 12.282.15
यश्च शुश्रूषते शूद्रः सततं नियतेन्द्रियःअतोऽन्यथा मनुष्येन्द्र स्वधर्मात्परिहीयते
yaśca śuśrūṣate śūdraḥ satataṃ niyatendriyaḥato'nyathā manuṣyendra svadharmātparihīyate
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book