तं विद्याद् दुःखसंयोगवियोगं योगसंज्ञितम्। स निश्चयेन योक्तव्यो योगोऽनिर्विण्णचेतसा।।6.23।।
taṁ vidyād duḥkha-sanyoga-viyogaṁ yogasaṅjñitam sa niśhchayena yoktavyo yogo ’nirviṇṇa-chetasā
Let this be known by the name of Yoga, the severance from union with pain. This Yoga should be practiced with determination and with an undespairing mind.