That end, however, which persons who wishing to have salvation cannot be described. Yoga is the best means for attaining to it. It is not easy to explain it.
अनिर्देश्चा गतिः सा तु यां प्रपश्यन्ति मोक्षिणः। तस्माद् योगः प्रधानेष्टः स तु दुःखं प्रवेदितुम्॥