*As ashes and smoke obscure a burning, smouldering piece of wood, impurities of the body and the mind cover the soul of the sadhaka. Just as the breeze clears the ashes and smoke, and the wood blazes forth, so divine spark in the sadhaka shines out when by the practice of pranayama his mind become free of impurities and fit for meditation.
== References ==
The above mentioned information is added from the book called '''LIGHT ON PRANAYAMA''' by '''''B.K.S. IYENGAR'''''.
[[Category:Pranayama]]