Yoga Sutra 2.53 fitness of the mind for concentrations
Sūtra II.53 Fitness of the mind for concentrations Furthermore, simply from the practice of prāṇāyāma (comes fitness for concentrations). For it was said: ‘Or by expulsion and retention of prāṇa.’ And there is something else from prāṇāyāma practice: Simply from the practice of prāṇāyāma comes fitness of the mind for concentrations which are to be…