Breath is the king of mind.
Asana done from the brain makes one heavy and done from the heart makes one light.
Yoga cultivates the ways of maintaining a balanced attitude in day-to-day life and endows skill in the performance of one's actions.
Yoga uses the body to discipline the mind and to reach the soul.
Focus on keeping your spine straight. It is the job of the spine to keep the brain alert.
By persistent and sustained practice, anyone and everyone can make the yoga journey and reach the goal of illumination and freedom.