Adhyāya 240: Indriya–Manas–Buddhi–Ātman — The Inner Hierarchy and Restraint (इन्द्रिय-मनस्-बुद्धि-आत्म-क्रमः)
सत्त्वसंसेवनाद धीरो निद्रामुच्छेत्तुमरहति । विद्वानोंने योगके जो काम
sattvasaṃsevanād dhīro nidrām ucchettum arhati | vidvān yoge ye kāma-krodha-lobha-bhayaṃ ca pañcamaṃ svapnam—ime pañca doṣāḥ proktās teṣāṃ pūrṇatayā ucchedaṃ kuryāt | teṣu krodhaṃ śamena (manonigrahena) jayet, kāmaṃ saṅkalpatyāgena parājayet; tathā dhīraḥ sattvaguṇasaṃsevanena nidrāyā ucchedaṃ kartum śaknoti ||
毗耶娑说道:恒常培育萨埵之质,坚毅之人便能断除睡眠。智者宣说:在瑜伽的修持中有五种过失——欲、嗔、贪、惧,以及第五的梦——当尽皆连根拔除。其中,嗔以安静的自制而胜;欲以舍弃强迫性的决意而破;而凭依萨埵不懈修持,志决之士能胜过睡眠本身。
व्यास उवाच
Yoga requires uprooting five inner obstacles—desire, anger, greed, fear, and dreaming. Anger is mastered through śama (calm self-restraint), desire through giving up saṅkalpa (compulsive intention), and sleep/torpor through sustained cultivation of sattva.
In the instruction-heavy Shānti Parva, Vyāsa speaks as a teacher, listing psychological impediments to yogic steadiness and prescribing specific counter-practices to overcome them.