Mahabharata 3.1.28

बुद्धिश्च हीयते पुंसां नीचैः सह समागमात्मध्यमैर्मध्यतां याति श्रेष्ठतां याति चोत्तमैः

buddhiśca hīyate puṃsāṃ nīcaiḥ saha samāgamātmadhyamairmadhyatāṃ yāti śreṣṭhatāṃ yāti cottamaiḥ

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