6.19 As a lamp placed in a windless spot does not flicker to such is compared the Yogi of controlled mind, practising Yoga in the Self (or absorbed in the Yoga of the Self).
6.21 When he (the Yogi) feels that Infinite Bliss which can be grasped by the (pure) intellect and which transcends the senses, and established wherein he never moves from the Reality.
6.23 Let that be known by the name of Yoga, the severance from union with pain. This Yoga should be practised with determination and with an undesponding mind.
तं विद्याद् दुःखसंयोगवियोगं योगसंज्ञितम् |
स निश्चयेन योक्तव्यो योगोऽनिर्विण्णचेतसा ||६-२३||
6.24 Abandoning without reserve all desires born of Sankalpa (thought and imagination) and completely restraining the whole group of the senses by the mind from all sides.
6.25 Little by little let him attain to ietude by the intellect held firmly; having made the mind establish itself in the Self, let him not think of anything.