Yoga Sutra 1.31 pain is that by which living beings are struck down,
Sūtra I.31 Pain, frustration, restlessness of the body, spasmodic breathing in or out are the accompaniments of these distractions The pain is that proceeding from the self, or proceeding from living creatures, or proceeding from the gods. Pain is that by which living beings are struck down, and which they struggle to end. Frustration is…