Do not brood over your past mistakes and failures as this will only fill your mind with grief, regret and depression. Do not repeat them in the future.
SivanandaThe practice of 'asanas' and 'pranayama' wards off disease and helps to maintain alertness.
SivanandaDesire is poverty. Desire is the greatest impurity of the mind. Desire is the motive force for action. Desire in the mind is the real impurity. Even a spark of desire is a very great evil.
Sivananda