The practice of yoga only requires us to act and to be attentive in our actions.
T. K. V. DesikacharIt is not only important how long your breath is. What is more important is how smooth and subtle it is. For length of breath without the accompanying subtlety is fruitless.
T. K. V. DesikacharIf we do not pay attention to ourselves in our practice, then we cannot call it yoga.
T. K. V. Desikachar