Mahabharata 12.199.17
न चैवमिष्यते ब्रह्म शरीराश्रयसंभवम्न यत्नसाध्यं तद्ब्रह्म नादिमध्यं न चान्तवत्
na caivamiṣyate brahma śarīrāśrayasaṃbhavamna yatnasādhyaṃ tadbrahma nādimadhyaṃ na cāntavat
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book